Inform vs Tell

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

Inform

Top 2,000 (common)B2verb

Tell

Top 1,000 (very common)A1verb
Most common: Tell
 InformTell
Pronunciation🇬🇧 /["/ɪnˈfɔːm/","/ɪnˈfɔːmz/","/ɪnˈfɔːmd/","/ɪnˈfɔːmɪŋ/"]/🇺🇸 /["/ɪnˈfɔːrm/","/ɪnˈfɔːrmz/","/ɪnˈfɔːrmd/","/ɪnˈfɔːrmɪŋ/"]/🇬🇧 /["/tel/","/telz/","/təʊld/","/ˈtelɪŋ/"]/🇺🇸 /["/tel/","/telz/","/təʊld/","/ˈtelɪŋ/"]/
MeaningTo tell someone something important or give them information.to say information to someone
ExamplePlease inform me of any updates regarding the project timeline.I want to tell you a secret.
RegisterNeutralNeutral
How commonTop 2,000 (common)Top 1,000 (very common)
CEFR levelB2A1
Part of speechverbverb
Collocationsmerely, simply, regularly, be pleased to, regret to, be required to, about, ofbluntly, curtly, flatly, want to, be going to, try to, about, of, to, firmly, sternly
Antonymsconceal, withhold, hidehide, withhold, suppress
Common mistakesConfused with 'informant' — 'inform' is a verb, not a noun., Using 'inform' without an object — always say who you are informing., Misusing tenses — ensure correct form like 'informed' for the past.Saying 'tell to' instead of just 'tell'., Using 'tell' without a direct object., Confusing 'tell' with 'say' in contexts where direction is implied.
Usage notesUse 'inform' in formal contexts, like writing or business. Avoid in casual conversations where 'tell' is more appropriate.Use 'tell' when you inform someone about something. It's neutral and suitable for most contexts. Avoid using it in overly formal writing; instead, use 'inform' or 'notify'.

See it in real clips

Inform
Tell

Frequently asked questions: Inform vs Tell

What's the difference between Inform and Tell?

Inform: To tell someone something important or give them information. Tell: to say information to someone

Which is more common: Inform and Tell?

Tell is the most common in everyday English.

Which is more advanced: Inform and Tell?

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

Are Inform and Tell the same CEFR level?

Inform: B2, Tell: A1 on the CEFR scale.

What part of speech are Inform and Tell?

Inform: verb, Tell: verb.

Can you show an example of each?

Inform: Please inform me of any updates regarding the project timeline. Tell: I want to tell you a secret.

Can I use Inform and Tell interchangeably?

Not always. Inform and Tell 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.

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