Forget vs Ignore

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

Forget

Top 1,000 (very common)A1verb

Ignore

Top 2,000 (common)B1verb
Most common: Forget
 ForgetIgnore
Pronunciation🇬🇧 /["/fəˈɡet/","/fəˈɡets/","/fəˈɡɒt/","/fəˈɡɒtn/","/fəˈɡetɪŋ/"]/🇺🇸 /["/fərˈɡet/","/fərˈɡets/","/fərˈɡɑːt/","/fərˈɡɑːtn/","/fərˈɡetɪŋ/"]/🇬🇧 //ɪɡˈnɔː//🇺🇸 //ɪɡˈnɔːr//
MeaningTo fail to remember something.To pay no attention to something.
ExampleI always forget where I put my keys.She chose to ignore the rude comments from her classmates.
RegisterNeutralNeutral
How commonTop 1,000 (very common)Top 2,000 (common)
CEFR levelA1B1
Part of speechverbverb
Collocationscompletely, quite, totally, seem to, tend to, want to, about, forget all about something, keep forgetting, largely forgotten, completely, quite, totally, seem to, tend to, want to, about, forget all about something, keep forgetting, largely forgotten, completely, quite, totally, seem to, tend to, want to, about, forget all about something, keep forgetting, largely forgottenignore a call, ignore the rules, ignore the warning
Antonymsremember, recallacknowledge, pay attention, notice
Common mistakes'Forget' is incorrectly used with a gerund (e.g., 'forget doing' instead of 'forget to do')., Confusing 'forget' with 'forgive' which have different meanings., Using 'forget' inappropriately in passive forms.Confused with 'neglect' - ignoring implies a choice, neglecting may imply carelessness., Misused in passive forms - typically, ignore is active., Incorrect tense forms - ensure correct past or continuous forms.
Usage notesUse 'forget' in neutral contexts when discussing memory. Avoid in formal writing; consider 'neglect' or 'overlook' instead.Used in everyday conversation and writing. It is neutral; avoid in formal contexts where precise attention is needed.

Frequently asked questions: Forget vs Ignore

What's the difference between Forget and Ignore?

Forget: To fail to remember something. Ignore: To pay no attention to something.

Which is more common: Forget and Ignore?

Forget is the most common in everyday English.

Are Forget and Ignore the same CEFR level?

Forget: A1, Ignore: B1 on the CEFR scale.

Can I use Forget and Ignore interchangeably?

Not always. Forget and Ignore 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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