Practice
Odd one out quiz: compare word groups and explain your choice
Bus, train, bicycle, and sandwich do not make one useful group. Three words name ways to travel, while sandwich names food. That is the question behind an odd one out quiz: find the shared feature first, then find the word outside it.
Choose the word that does not belong in a short English group and explain the category that connects the other words.
Read and practice
Read the examples and try the written questions in this guide. Listening recordings are not available for this lesson yet.
Try the written questions
the odd one out /ði ɒd wʌn aʊt/
The short answer
Read all the words, look for the strongest connection between most of them, and choose the word outside that connection. In bus, train, bicycle, and sandwich, sandwich is the odd one out because the other three are forms of transport.
April, June, Friday, and October appear on the calendar.
Why it works: Friday is the odd one out because April, June, and October are months, while Friday is a day of the week.
6 more examples
-
Apple, pear, carrot, and banana were listed for the market.
Carrot is the odd one out because apple, pear, and banana are fruit, while carrot is a vegetable.
Not this:Apple, pear,
peach, and banana are all fruit. What changes: Peach belongs with the other words because every item in this group is a fruit. -
Monday, Tuesday, August, and Thursday appear in the schedule.
August is the odd one out because Monday, Tuesday, and Thursday are days of the week.
Not this:May, August,
November, and December are months of the year. What changes: November fits because all four words name months. -
Walked, cleaned, visited, and cheerful appeared in the exercise.
Cheerful is the odd one out because walked, cleaned, and visited are regular past-tense verbs.
Not this:Played, watched, washed, and
waitedare regular past-tense verbs. What changes: Waited belongs because it is a verb in the past tense, like the other three words. -
Quietly, carefully, suddenly, and friendly described the scene.
Friendly is the odd one out because quietly, carefully, and suddenly are adverbs ending in -ly. Friendly is an adjective despite its ending.
Not this:The guests spoke quietly, waited
patiently, and left politely. What changes: Patiently fits because it is an adverb that tells us how the guests waited. -
Hospital, clinic, pharmacy, and library serve the neighborhood.
Library is the odd one out because the other three places are connected with health care or medicine.
Not this:The hospital, clinic, pharmacy, and
dentist's officeprovide health services. What changes: A dentist's office fits because it is also a place where people receive health care. -
Square, circle, triangle, and blue were shown on the worksheet.
Blue is the odd one out because square, circle, and triangle are shapes. Blue is a color.
Not this:Square, circle, triangle, and
rectangleare basic shapes. What changes: Rectangle belongs because every word in this group names a shape.
Read the full guide
Do not choose the strangest-looking word immediately. Start by asking what three words have in common. Their shared feature may be a broad category, such as fruit, or a language feature, such as past-tense verbs. Then test the fourth word against that feature. If it does not fit, say why in a full sentence.
Find the shared feature first
Begin with the words that seem to match. Ask a plain question: what kind of thing are they? Three words may name food, places, school subjects, or actions. Once you can name the group, the odd word usually becomes clear.
Bus, train, bicycle, and sandwich were the four choices.
Bus, train, and bicycle are ways of traveling. Sandwich is food, so it does not fit that group.
Which word is the odd one out in pen, notebook, ruler, and orange?
Orange is the odd one out. Pen, notebook, and ruler are school or office items, while orange is a fruit.
Use the whole meaning of a word
A word can belong to several broad groups, so choose the connection that explains most of the set. A pharmacy and a clinic are both buildings, but health care is a more precise link when hospital is also present. Specific categories give stronger answers.
Hospital, clinic, pharmacy, and library are places in a town.
All four are places, but hospital, clinic, and pharmacy have a closer connection with health and medicine. Library is outside that smaller group.
Which word does not fit the health-care group: doctor, nurse, pharmacist, or novelist?
Novelist does not fit. A doctor, nurse, and pharmacist work in health care, while a novelist writes books.
Check grammar when the meanings are close
Some groups test how words work in a sentence. Look for a common tense, ending, or word class. If three choices are past-tense verbs, an adjective can be the odd one out even when all four words have a positive meaning.
Walked, cleaned, visited, and cheerful were printed in one row.
Walked, cleaned, and visited describe completed actions. Cheerful describes a person or mood, so it is an adjective rather than a past verb.
Choose the odd one out: quickly, slowly, carefully, or useful.
Useful is the odd one out. Quickly, slowly, and carefully are adverbs that tell us how an action happens. Useful is an adjective.
Do not trust one spelling clue
An ending can help, but it is not a complete answer by itself. Many adverbs end in -ly, yet friendly is usually an adjective. Read a short sentence with the word if you are unsure. The grammar around the word will show what it does.
The children waited patiently outside the office.
Patiently tells us how the children waited, so it is an adverb. In The staff were friendly, friendly describes the staff, so it is an adjective.
In quietly, kindly, suddenly, and friendly, which word has a different grammar job?
Friendly has a different job. Quietly, kindly, and suddenly are adverbs in ordinary use, while friendly describes a person or place.
Explain your answer in one clear sentence
A correct choice is more useful when you can explain it. Name the odd word, then name the shared feature. Keep the explanation short. This gives you a rule you can reuse when you meet a similar group later.
Blue is the odd one out because square, circle, and triangle are shapes.
The explanation gives both pieces of information: blue is a color, and the other words name shapes.
How would you explain the odd word in Monday, Friday, July, and Sunday?
July is the odd one out because Monday, Friday, and Sunday are days of the week, while July is a month.
Review a difficult group
If you miss a question, write the group in two columns. Put the three matching words in one column and the odd word in the other. Add a label above each column. This small check shows whether you misunderstood a word or missed the intended category.
Rice, pasta, noodles, and bread appeared in a food quiz.
Rice, pasta, and noodles can be grouped as grain foods commonly served as a main part of a meal. Bread may be made from grain too, so this group needs a stated rule before it is used as a quiz question.
Why should you name the category before choosing an odd word?
The category lets you test every word by the same rule. It prevents a quick guess based on one small difference.
Before you go
Remember this
Find the pattern before you choose the odd word. Check category first, then meaning and grammar. State the link between the matching words and the difference in the remaining word: August is a month among days, cheerful is an adjective among past verbs, and blue is a color among shapes.
Practice with the written examples
You can practice with the written questions in the Learn tab. Each answer includes an explanation.
Try the written questionsListening test not available yet
This lesson does not have the recordings needed for a listening test. Use the written questions in the guide to check your understanding.
Try the written questionsQuestions about "Odd one out quiz: compare word groups and explain your choice"
What does odd one out mean in an English quiz?
An odd one out question asks you to find the word that does not share the main feature of the others. In a group with fruit and one vegetable, the vegetable is outside the fruit category. Your explanation should name that category.
Apple, pear, carrot, and banana were listed for the market.
How do I find the odd one out in a word group?
Read every word and look for the clearest connection shared by most of them. Check category first, then meaning and grammar. A group of calendar words may contain three days of the week and one month, so the month does not fit.
Apple, pear, peach, and banana are all fruit.
Can grammar help with an odd one out question?
Yes. A group may contain three past-tense verbs and one adjective, or several adverbs and one noun. Look at what each word does in a sentence. A word ending in -ly is not always an adverb, so context still matters.
Monday, Tuesday, August, and Thursday appear in the schedule.
What should I say when I explain an odd one out answer?
Name the different word and the connection between the others. For example, you can say that a color is different because the remaining choices are shapes. This shows that you found the pattern rather than guessed from spelling.
May, August, November, and December are months of the year.
What if two possible patterns seem to fit?
Choose the pattern that is most specific and connects the largest part of the group. If a group can be sorted in more than one way, explain the rule you used. A well-written quiz should make one connection clearly stronger than the others.
Walked, cleaned, visited, and cheerful appeared in the exercise.
Questions & comments
Ask about this lesson, share an example, or help another learner.
