Convict vs Criminal vs Inmate vs Offender

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

Convict

Top 5,000 (fairly common)C1verb

Criminal

Top 1,000 (very common)A2noun

Inmate

Top 5,000 (fairly common)C1noun

Offender

Top 3,000 (common)B2noun
Most common: Criminal
 ConvictCriminalInmateOffender
Pronunciation🇬🇧 /["/kənˈvɪkt/","/kənˈvɪkts/","/kənˈvɪktɪd/","/kənˈvɪktɪŋ/"]/🇺🇸 /["/kənˈvɪkt/","/kənˈvɪkts/","/kənˈvɪktɪd/","/kənˈvɪktɪŋ/"]/🇬🇧 /["/ˈkrɪmɪnl/"]/🇺🇸 /["/ˈkrɪmɪnl/"]/🇬🇧 /["/ˈɪnmeɪt/"]/🇺🇸 /["/ˈɪnmeɪt/"]/🇬🇧 /["/əˈfendə(r)/"]/🇺🇸 /["/əˈfendər/"]/
MeaningA person found guilty of a crime.A person who breaks the law.A person who is in prison.A person who does something wrong or breaks the law.
ExampleHe was convicted of fraud.He was found guilty and became a criminal after his trial.The jail has 500 inmates.a **persistent/serious/violent, etc. offender**
RegisterNeutralNeutralNeutralNeutral
How commonTop 5,000 (fairly common)Top 1,000 (very common)Top 5,000 (fairly common)Top 3,000 (common)
CEFR levelC1A2C1B2
Part of speechverbnounnounnoun
Collocationswrongfully, wrongly, rightly, for, of, ondangerous, violent, real, catch, convict, prosecutefellow, former, new, transfer, free, release, escape, serve something, population, among inmatealleged, convicted, first, sentence, main, worst
Antonymsacquit, freelaw-abiding citizen, innocentfree person, citizen, law-abiding citizenvictim, law-abiding citizen
Common mistakesConfused with 'conviction', which refers to the judgment rather than the person., Using 'convict' as a noun incorrectly in plural form ('convicts') without proper context., Confusing the verb form ('to convict') with the noun form.'Criminal' used as an adjective without a noun (e.g., saying 'he is a criminal' without context), Confusing 'criminal' with 'criminalized' (which means made illegal), Using 'criminal' to describe someone who has made a mistake (which can be too strong)Confused with 'detainee' which can refer to someone held without charges., Using as a verb instead of a noun., Mixing up with 'convict' which implies a legal conviction.Confused with 'defender', mistakenly referring to someone who helps., Using 'offender' for non-criminal violations, like minor rule-breaking., Assuming all offenders are violent; people can offend in various ways.
Usage notesUsed in both formal and neutral contexts; appropriate in legal, crime-related discussions, but less so in casual conversations.Use 'criminal' in legal contexts or discussions about crime. Avoid using it casually to label someone without evidence of wrongdoing.Used specifically to refer to prisoners. Avoid using in formal contexts that require legal terminology.Commonly used in legal contexts. More appropriate in formal discussions or written reports about crime than in casual conversation.

See it in real clips

Criminal

Frequently asked questions: Convict vs Criminal vs Inmate vs Offender

What's the difference between Convict, Criminal, Inmate, and Offender?

Convict: A person found guilty of a crime. Criminal: A person who breaks the law. Inmate: A person who is in prison. Offender: A person who does something wrong or breaks the law.

Which is more common: Convict, Criminal, Inmate, and Offender?

Criminal is the most common in everyday English.

Are Convict, Criminal, Inmate, and Offender the same CEFR level?

Convict: C1, Criminal: A2, Inmate: C1, Offender: B2 on the CEFR scale.

What part of speech are Convict, Criminal, Inmate, and Offender?

Convict: verb, Criminal: noun, Inmate: noun, Offender: noun.

Can you show an example of each?

Convict: He was convicted of fraud. Criminal: He was found guilty and became a criminal after his trial. Inmate: The jail has 500 inmates. Offender: a **persistent/serious/violent, etc. offender**

Can I use Convict, Criminal, Inmate, and Offender interchangeably?

Not always. Convict, Criminal, Inmate, and Offender 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.

Related comparisons