Irregular verb
The verb to forget
forget → forgot → forgotten
B1Meaning: to not remember something · Type: irregular · Frequency: Top 100 English verbs
Key points to remember
- Present Simple:
I/you/we/they forget·he/she/it forgets - Past Simple:
forgot - Past participle:
forgotten - -ing form:
forgetting(double t)
Conjugation of the verb to forget
Present Simple
| I | forget |
| You | forget |
| He / She / It | forgets |
| We | forget |
| You (pl.) | forget |
| They | forget |
Past Simple
| I | forgot |
| You | forgot |
| He / She / It | forgot |
| We | forgot |
| You (pl.) | forgot |
| They | forgot |
All the forms of the verb to forget
Present Simple
Full pageforget / forgets
“I always forget my keys.”
See the pagePresent Continuous
Full pageam / is / are forgetting
“I am forgetting the password right now.”
See the pagePast Simple
Full pageforgot
“I forgot my homework yesterday.”
See the pagePast Continuous
Full pagewas / were forgetting
“I was forgetting the password when the phone rang.”
See the pagePresent Perfect
Full pagehave / has forgotten
“I have already forgotten the password.”
See the pagePast Perfect
Full pagehad forgotten
“She had already forgotten the password when I arrived.”
See the pageFuture Simple
Full pagewill forget
“I will forget the password tomorrow.”
See the pageGoing to Future
Full pageam / is / are going to forget
“I'm going to forget the password this weekend.”
See the pageConditional (would)
Full pagewould forget
“I would forget the password if I had time.”
See the pageHow to use to forget
1. Forgetting something
- I forgot my password.
- Don't forget your umbrella.
2. Forget to do
Forget + to + verb: to not do something that you planned to do.
- I forgot to call you.
- Don't forget to send the email.
Common mistakes to avoid
1. I forgot my keys at home ❌
You forget information (in your head). You leave a thing somewhere. With a place, say I left my keys at home. I forgot my keys, with no place, is fine.
2. I have forgot ❌
The standard past participle is forgotten, in British and American English. I have forgot is only heard in informal American English. To be safe, use forgotten.
What's next?
You can conjugate to forget. Now say it out loud.
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Related pages: forget
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Frequently asked questions
What is the past simple of forget?+
The Past Simple of forget is forgot. The past participle is forgotten, in both British and American English. Forget → forgot → forgotten.
Is it forgot or forgotten?+
Forgot is the Past Simple: I forgot his birthday yesterday. Forgotten is the past participle, standard in British and American English: I have forgotten his name. I have forgot is only heard in informal American English.
What is the difference between forget and leave?+
Forget is about your memory: I forgot her name. Leave is about a thing and a place: I left my bag at school.
How do you use don't forget?+
Don't forget is a negative imperative (an order or a piece of advice). Don't forget to call me! Don't forget your keys!
Is it forgot or forgeted?+
Forget is an irregular verb. Its Past Simple is forgot, and its past participle is forgotten. Never say forgeted.
Updated on 12 November 2026 by the Big Challenge teaching team. Every year, more than 500,000 students across Europe take part in our English contest, created in 1999. Our teaching approach →
The Big Challenge · Updated on 12 November 2026 · Source: www.thebigchallenge.com/bl/academy/learn-english/verbs/forget
© The Big Challenge. Copying allowed for classroom use. Every year, more than 500,000 students across Europe take part in our English contest, created in 1999.