The plural of quiz is quizzes. The form quizs is incorrect in standard English because the word quiz ends in z and needs an additional z before the plural ending es. This small spelling change often causes confusion because English plural rules vary depending on how a singular noun ends.
If you know the basic rule for nouns ending in s z x ch or sh the spelling becomes easier to remember. Quiz follows the same general pattern as many nouns that need es to form their plural. However there is one extra spelling detail that makes it different from simply adding es to the original word.
In this guide you’ll learn why quizzes is spelled with two z letters how to pronounce it how the word developed and how to use it naturally in sentences. You’ll also see common mistakes such as quizs and quizes along with clear examples from school work everyday conversation professional communication and online writing. By the end you’ll have a simple rule that makes the correct spelling easy to remember.
For another common grammar confusion, see dialog vs dialogue Meaning Difference And Usage.
Quick Definition
Quizzes is the standard plural form of quiz. A quiz is a short test or set of questions used to check knowledge understanding or skill. To form the plural you add es and double the final z, changing quiz to quizzes. The spelling quizs is incorrect in standard English.
Quick Answer
The correct plural form is quizzes.
The singular noun is quiz. To make it plural, add es and double the final z.
Quiz → quizzes.
The spelling quizs is incorrect. Quizes is also incorrect when you mean the plural noun because it has only one z before the plural ending.
The extra z may look unusual, but it follows the spelling pattern used to preserve the pronunciation of the word.
Comparison Table For Quiz And Its Plural
| Form | Meaning | Part of Speech | Origin | Usage Frequency | Formality | Common Contexts | Example |
|---|---|---|---|---|---|---|---|
| Quiz | One short test or set of questions | Noun | From English usage and ultimately linked to earlier English and Irish usage | Very common | Neutral | School, games, education, online learning | The teacher gave us a quiz. |
| Quizzes | More than one quiz | Plural noun | Plural form of quiz | Very common | Neutral | School, education, games, websites, training | We have two quizzes this week. |
| Quiz | To question someone informally | Verb | Same word family | Common | Neutral | Conversation, interviews, learning | The teacher quizzed the students. |
| Quizzes | Third person singular present form of quiz | Verb | Present tense form of quiz | Common | Neutral | Conversation, education, testing | She quizzes her students every Friday. |
The table shows something useful. Quizzes can be a plural noun or a verb form depending on the sentence.
Meaning And Definition
Meaning Of Quiz
Quiz is a noun when it refers to a short test or group of questions designed to measure knowledge or understanding.
For example:
The teacher gave the class a math quiz.
The sentence refers to one test. Because there is only one quiz, the singular form is correct.
A quiz can be formal or informal. A teacher might give students a quiz after a lesson. A website might offer a personality quiz. Friends might create a trivia quiz for a party.
The word doesn’t always describe a serious academic test. A quiz can be used simply for entertainment.
For example:
I took an online quiz about famous movies.
The word can also function as a verb. To quiz someone means to ask them questions, often to test their knowledge.
The coach quizzed the players about the new rules.
In that sentence quiz works as a verb rather than a noun.
Meaning Of Quizzes
Quizzes is the plural noun form when you are talking about two or more tests or sets of questions.
For example:
We have three quizzes this month.
The sentence refers to more than one quiz, so quizzes is required.
Quizzes can also refer to different kinds of question based activities. A school may give weekly quizzes. A website may publish interactive quizzes. A company may use training quizzes to check employee understanding.
The word can also be the third person singular present form of the verb quiz.
For example:
She quizzes her students every Friday.
Here quizzes does not mean multiple tests. It means she asks her students questions.
Context tells you which grammatical role the word has.
Why The Spelling Changes
The spelling change from quiz to quizzes can seem strange at first. After all, many plural nouns simply take s.
Book becomes books.
Car becomes cars.
Teacher becomes teachers.
Quiz follows a different pattern because of the sound and spelling at the end of the word.
When a word ends in a single z, English normally needs the plural ending es. If we simply wrote quiz + es as quizes, the spelling would suggest a different pronunciation pattern.
The standard spelling doubles the final z.
Quiz + es = quizzes.
The doubled z helps preserve the intended pronunciation.
This is why the spelling is not quizs and not quizes.
The same basic idea appears in other words where spelling changes help maintain the expected sound. English spelling is not perfectly phonetic, but many spelling patterns exist to guide readers toward the intended pronunciation.
The Main Spelling Rule
A useful rule is this.
When a singular noun ends in a consonant sound or spelling pattern that normally takes es for the plural, add es. For quiz, the final z is doubled before the plural ending.
That produces:
quiz → quizzes
This pattern is worth memorizing as a complete word pair rather than trying to rebuild the spelling every time.
You can think of the process this way:
quiz + es = quizzes.
The second z is not an extra letter that someone randomly added. It is part of the standard plural spelling.
Key Differences Explained
- Singular and plural. Quiz refers to one test or question set. Quizzes refers to two or more.
- Spelling. The plural requires two z letters followed by es.
- Pronunciation. The ending has the expected plural sound and the word is pronounced differently from a simple form ending in a single z plus s.
- Grammar. Quiz can be a noun or a verb. Quizzes can be a plural noun or a third person singular present verb.
- Context. The word appears in education, entertainment, websites, training, games and everyday conversation.
- Formality. Quiz and quizzes are neutral words. They work in both casual and formal contexts.
- Regional usage. American English and other major English varieties use quizzes as the standard plural spelling.
- Standard usage. Quizzes is the accepted standard form. Quizs and quizes are spelling errors when used to mean multiple quizzes.
Which Form Is Correct?
Quizzes is the correct standard plural spelling.
The reason is that quiz is a noun ending in z and its plural is formed with es plus a doubled final z.
The standard spelling is therefore:
quiz → quizzes.
This spelling appears in standard English dictionaries and established writing usage.
The incorrect form quizs leaves out the plural ending structure needed after the final z. The form quizes has another problem. It uses only one z and therefore does not represent the standard spelling of the plural noun.
If you’re writing a school assignment, professional email, article, test, report, or website content, use quizzes.
Sentence Examples
Here are natural examples showing how the plural noun works.
- We have two quizzes scheduled for next week.
- The teacher gives short quizzes after each chapter.
- I studied for both quizzes last night.
- The website offers fun quizzes about movies and music.
- Our science class has weekly quizzes.
- These quizzes help students review important concepts.
- The instructor created three quizzes for the online course.
- I usually do better on written quizzes than oral tests.
- The training program includes several short quizzes.
- My friends and I enjoy taking trivia quizzes together.
Here are examples showing the singular form.
- We have a history quiz tomorrow.
- The teacher announced a surprise quiz.
- I need to study for my biology quiz.
- She created a quiz for the class.
- The online quiz took about ten minutes.
Now compare the noun with the verb.
- The teacher quizzes us every Friday.
- My sister quizzes me before every exam.
- The coach quizzes the players about the rules.
- The app quizzes users after each lesson.
- Our instructor quizzes the class at the end of the session.
In these sentences, quizzes is a verb. It means asks questions to test knowledge.
Common Spelling Mistakes
Quizs
Incorrect: We have three quizs this semester.
Correct: We have three quizzes this semester.
The mistake happens when a writer assumes every noun forms its plural by adding s. Quiz does not follow that simple pattern.
Quizes
Incorrect: The teacher gave us two quizes.
Correct: The teacher gave us two quizzes.
This mistake is especially common because writers remember that the plural ending sounds like es but fail to double the z.
Quizies
Incorrect: The website has several quizies.
Correct: The website has several quizzes.
This error may happen when someone applies a spelling pattern from words that change y to ies. Quiz does not end in y, so that rule does not apply.
Quizeses
Incorrect: We completed five quizeses.
Correct: We completed five quizzes.
This form adds too much to the word. Once you know the standard spelling, there is no reason to add another plural ending.
Quizzez
Incorrect: The students completed two quizzez.
Correct: The students completed two quizzes.
This error keeps the doubled z idea but places the letters incorrectly. The correct sequence ends with zzes.
Pronunciation Guide
The singular word quiz is commonly pronounced /kwɪz/ in American English.
A simple pronunciation guide is:
kwiz.
It has one syllable.
The plural quizzes is commonly pronounced /ˈkwɪzɪz/.
A simple guide is:
KWIZ iz.
It has two syllables, with the main stress on the first syllable.
The final syllable contains the sound often represented by iz. This helps explain why the plural ending is written as es rather than simply adding s.
A common mistake is to pronounce the plural as if it were quizs. That pronunciation doesn’t match the standard form.
The word is short, so pronunciation usually isn’t difficult once you hear the difference between quiz and quizzes.
For another common grammar confusion, see Choosing or Chosing Meaning, Usage and 20 Examples 2026.
Etymology And Word Origin
The history of quiz is unusual compared with many everyday English words. Its exact origin has been debated, and historical sources have offered several explanations.
The word appeared in English in the late eighteenth century. It first had meanings connected with a strange or eccentric person and later developed its familiar meaning as a test or set of questions.
The modern educational sense became established over time.
The verb quiz developed alongside the noun. It came to mean questioning someone closely or testing their knowledge.
Because the word has a relatively unusual history and spelling, learners often encounter it as a word that needs to be memorized rather than one whose spelling can be predicted perfectly from a simple root.
The plural form follows established English spelling conventions regardless of the word’s unusual history.
Regional Usage
American English
American English uses quiz for one test and quizzes for more than one. The words are common in schools, colleges, online learning platforms, entertainment websites and everyday conversation.
American writers do not normally use quizs or quizes as standard plural forms.
British English
British English also uses quizzes as the standard plural form. There is no major difference in the plural spelling between American and British English.
The word appears in education, newspapers, entertainment and general conversation.
Australian English
Australian English follows the same standard spelling. Quiz refers to one test and quizzes refers to multiple tests.
There is no standard Australian spelling variant that replaces the double z.
Canadian English
Canadian English also uses quizzes as the standard plural. The spelling is consistent with the common English pattern used in other major English varieties.
The meaning can cover school tests, online question sets, trivia activities and informal knowledge checks.
Grammar Rules And Part Of Speech
Quiz can function as both a noun and a verb.
As a noun, quiz refers to a test or set of questions.
The teacher gave us a quiz.
The plural noun is quizzes.
The teacher gave us several quizzes.
As a verb, quiz means to ask questions to test someone’s knowledge.
The teacher quizzes the students every Friday.
In that sentence, quizzes is the third person singular present form of the verb quiz.
This distinction matters because the same spelling can represent different grammatical functions.
Consider these two sentences.
The class completed three quizzes.
The teacher quizzes the class every Friday.
In the first sentence, quizzes is a plural noun. In the second, it is a verb.
The surrounding words make the difference clear.
Plural Agreement
Because quizzes is plural when used as a noun, it normally takes a plural verb.
The quizzes are difficult.
Not:
The quizzes is difficult.
Compare this with the singular.
The quiz is difficult.
This basic agreement rule is easy to follow once you identify the word as a noun.
Possessive Forms
The singular possessive form is quiz’s.
For example:
The quiz’s questions were challenging.
The plural possessive form is quizzes’.
For example:
The quizzes’ results were recorded in the system.
This distinction can look unusual because the plural already ends in s. The apostrophe comes after the final s for the plural possessive.
Punctuation And Writing Style
The word itself does not require special punctuation. It follows ordinary noun and verb rules.
You might write:
I completed two quizzes today.
No special punctuation is needed.
If the word appears at the beginning of a sentence, capitalize it normally.
Quizzes can help students review difficult topics.
In titles, capitalization depends on the style being used. The spelling remains quizzes.
Avoid adding apostrophes simply to form the plural.
Incorrect:
quiz’s
when you mean more than one quiz.
Correct:
quizzes
The apostrophe changes the grammatical meaning. Quiz’s normally indicates possession or a contraction in a context where the construction allows it. It is not the ordinary plural form.
Real Life Usage Examples
Daily Conversation
I have two quizzes tomorrow, so I need to study tonight.
We took several quizzes during the trip to see who knew the most about movies.
In everyday speech, quizzes often refers to school tests or fun question games.
Email And Workplace Communication
The training course includes four quizzes that employees must complete.
Please finish the required quizzes before Friday afternoon.
Workplaces often use quizzes as part of training and learning programs.
Academic Writing
Weekly quizzes can provide instructors with a quick way to check student understanding.
The researchers used short quizzes to measure participants’ knowledge before and after instruction.
In academic writing, the word can refer to assessment tools without sounding informal.
News And Journalism
The website published several quizzes related to the upcoming event.
Readers can take interactive quizzes covering history, sports and popular culture.
Journalistic websites often use quizzes as interactive content.
Literature And Storytelling
The students whispered about the difficult quizzes they had taken that week.
After several quizzes, Maya felt more confident about the subject.
In storytelling, the word fits naturally whenever characters are discussing tests or question based activities.
Related And Confused Terms
Test
A test is a broad term for an assessment. It can describe something much longer or more formal than a typical quiz.
Exam
An exam is usually a larger or more formal assessment. A quiz is often shorter.
Assessment
Assessment is a broad educational term for a method of measuring learning or performance. A quiz can be one type of assessment.
Questionnaire
A questionnaire is a set of questions used to collect information. It isn’t necessarily designed to test knowledge.
Trivia
Trivia refers to interesting facts or pieces of information, often used in games and entertainment.
Survey
A survey collects opinions, experiences, or information from people. Unlike a quiz, it usually isn’t testing right or wrong answers.
Exercise
An exercise can be a learning activity used for practice. It may contain questions but doesn’t necessarily function as a quiz.
Flashcard
A flashcard is a learning tool that usually presents information on one side and an answer or explanation on the other. Multiple flashcards can help someone prepare for a quiz.
These related terms are useful because people sometimes use them interchangeably even though their purposes can differ.
Why The Double Z Matters
The double z is the detail that makes this plural spelling easy to miss.
When people write quickly, they may think:
quiz + s = quizs.
That looks logical if you apply the most basic plural rule. But English has many plural patterns, and words ending in certain sounds often need es.
The word also has a pronunciation that makes the spelling less obvious. You don’t hear a clear instruction saying add another z.
That is why the best approach is to memorize the complete pair:
quiz → quizzes.
Once you’ve seen the pair enough times, the spelling becomes familiar.
How To Remember The Correct Spelling
A simple memory trick is to remember that quiz has one z while quizzes has two z letters.
Think of the plural as adding an entire ending rather than just one letter.
Quiz + es = quizzes.
You can also say the words aloud.
Quiz has one syllable.
Quizzes has two syllables.
The extra syllable in the plural can remind you that the spelling changes too.
Another useful technique is visual repetition. Write this pair a few times:
Quiz.
Quizzes.
Quiz.
Quizzes.
The goal isn’t to memorize a complicated rule. It is to build familiarity with the standard form.
Quiz Or Quizzes In A Sentence
Choosing between the two forms depends on quantity.
Use quiz when you mean one.
I have a quiz tomorrow.
Use quizzes when you mean more than one.
I have three quizzes this week.
The number often makes the choice obvious.
One quiz.
Two quizzes.
Several quizzes.
Many quizzes.
No quizzes.
This is a basic singular and plural relationship.
The same principle applies in questions.
Did you take the quiz?
Did you take the quizzes?
The first question asks about one. The second asks about multiple tests or question sets.
Expert Editor Insight
An experienced editor treats quizzes as a straightforward plural spelling that writers should preserve exactly as established. The most common errors are quizs and quizes because writers either apply the basic s rule or forget the doubled z. Editing tools will often flag those forms, but a good writer shouldn’t rely entirely on spellcheck. The practical editing tip is to remember the complete pair quiz and quizzes. If you see quizs or quizes in a draft, correct the form before publication.
Still confused? Compare Using or Useing Which Spelling Is Correct in 2026.
Conclusion
The plural of quiz is quizzes. The spelling changes from one z in the singular form to two z letters followed by es in the plural. Quiz means one test or question set while quizzes means two or more. The same spelling can also appear as a verb when it means asking someone questions.
The most common errors are quizs and quizes. Both forms fail to follow the standard spelling of the plural. If you’re writing for school, work, publishing, or everyday communication, choose quizzes.
The easiest memory trick is to learn the pair together: quiz and quizzes. Think of the plural as quiz plus es with the final z doubled. That small detail will help you avoid the most common spelling mistake.
FAQs
What is the plural form of quiz?
The standard plural form is quizzes. The singular form quiz refers to one test or set of questions, while quizzes refers to two or more. The spelling changes from quiz to quizzes because the plural ending is written with es and the final z is doubled. Quizs and quizes are not standard plural spellings.
Why is quizzes spelled with two z letters?
Quizzes is spelled with two z letters because the standard plural formation adds es while doubling the final z. The result is quiz plus es becoming quizzes. This spelling also supports the expected pronunciation. The doubled z is part of the established standard form and isn’t an optional spelling choice.
Is quizs a correct spelling?
No. Quizs is not the standard plural spelling. It results from applying the simple rule of adding s to a singular noun without considering the spelling pattern for words ending in z. The correct form is quizzes. If you’re writing an essay, email, report, website article, or school assignment, use quizzes.
Is quizes correct?
No. Quizes is not the standard spelling of the plural noun. The correct form is quizzes with two z letters. The mistake happens because the writer remembers the es ending but doesn’t double the final z. A useful way to avoid the error is to memorize quiz and quizzes as a pair.
How do you pronounce quizzes?
Quizzes is commonly pronounced /ˈkwɪzɪz/ in American English. A simple pronunciation guide is KWIZ iz. The word has two syllables, with the main stress on the first. The singular quiz is pronounced /kwɪz/ and has one syllable. The extra syllable in the plural can help you distinguish the two forms when speaking.
Is quizzes a noun or a verb?
Quizzes can be either a plural noun or a verb depending on context. As a noun, it means more than one quiz, as in The students completed three quizzes. As a verb, it is the third person singular form of quiz, as in The teacher quizzes the class. The surrounding sentence reveals the grammatical role.
Can quizzes be used in formal writing?
Yes. Quizzes is a standard English word and is completely appropriate in formal writing when the context calls for it. Academic papers, educational reports, training documents, professional communication, and research discussions can all use the word naturally. The level of formality depends more on the surrounding writing than on the word itself.
What is the easiest way to remember the spelling?
Remember this simple pattern: quiz becomes quizzes. Think of the plural as adding es and doubling the final z. You can also remember that quiz has one z while quizzes has two. Writing the pair together a few times can make the spelling familiar enough that you recognize the correct form immediately.