Question vs Suspect

When to use each in English, with meaning, register, and examples.

Question

Top 1,000 (very common) A1 noun

Suspect

Top 2,000 (common) B2 verb

Most common: Question

	Question	Suspect
Pronunciation	🇬🇧 /["/ˈkwestʃən/"]/ 🇺🇸 /["/ˈkwestʃən/"]/	🇬🇧 /["/səˈspekt/","/səˈspekts/","/səˈspektɪd/","/səˈspektɪŋ/"]/ 🇺🇸 /["/səˈspekt/","/səˈspekts/","/səˈspektɪd/","/səˈspektɪŋ/"]/
Meaning	A sentence or phrase that asks for information.	to think someone might be guilty or bad
Example	The teacher asked a difficult question during the exam.	The detective began to suspect that the alibi was fabricated.
Register	Neutral	Neutral
How common	Top 1,000 (very common)	Top 2,000 (common)
CEFR level	A1	B2
Part of speech	noun	verb
Collocations	awkward, difficult, embarrassing, ask (somebody), have, address, question about, question as to, question concerning to, awkward, difficult, embarrassing, ask (somebody), have, address, question about, question as to, question concerning to, burning, challenging, controversial, bring up, pose, raise, arise, go unanswered, remain unanswered, question about, question for, question of, come into, call into, be open to, beyond question, in question, without question	strongly, rather, rightly, begin to, have reason to, have reasons to, be widely suspected, rightly, wrongly, of, have grounds for suspecting somebody/​something, have grounds to suspect somebody/​something, have reason to suspect somebody/​something
Antonyms	answer, solution	trust, believe, assure
Common mistakes	Confusing 'question' with 'query' in formal contexts., Using 'questions' as a singular noun, e.g., 'I have a question' instead of 'I have questions.'	Confused with 'suspected' - remember to use 'suspect' for present tense., Using 'suspect' without an object - always have something or someone you suspect., Mispronouncing it as 'suspect' like the noun form, when it is used as a verb.
Usage notes	Use 'question' in both formal and informal settings. It's appropriate in classrooms, interviews, and casual conversations. Avoid using in situations where a statement is expected.	Used when you have a feeling that someone is responsible for something negative. Not typically used for casual conversation unless referring to criminals. In formal contexts, it may require clarification.

See it in real clips

Agatha Christies Poirot › S1 E1

Ah. That is a very good question, Hastings.

There is a question I would like to ask.

Agent Carter › S1 E1

Which begs the question, why invent them at all?

Agatha Christies Poirot › S1 E1

Ah. That is a very good question, Hastings.

There is a question I would like to ask.

Question

...if Fischer is starting to suspect his motives the way we want him to.

Breaking Bad › S1 E1

Copy that. The suspect,

The Lord Of The Rings › The return of the king

Sauron will suspect a trap.

...if Fischer is starting to suspect his motives the way we want him to.

Breaking Bad › S1 E1

Copy that. The suspect,

Suspect

Frequently asked questions: Question vs Suspect

What's the difference between Question and Suspect?

Question: A sentence or phrase that asks for information. Suspect: to think someone might be guilty or bad

Which is more common: Question and Suspect?

Question is the most common in everyday English.

Which is more advanced: Question and Suspect?

Suspect is the highest level, at B2, on the CEFR scale.

Are Question and Suspect the same CEFR level?

Question: A1, Suspect: B2 on the CEFR scale.

What part of speech are Question and Suspect?

Question: noun, Suspect: verb.

Can you show an example of each?

Question: The teacher asked a difficult question during the exam. Suspect: The detective began to suspect that the alibi was fabricated.

Can I use Question and Suspect interchangeably?

Not always. Question and Suspect are related and overlap in some contexts, but they differ in register, how common they are, and usage, so swapping one for another can change the meaning or tone. Check the differences above before substituting.