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What’s the Past Tense of Forget? Forgot, Forgotten?

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What’s the past tense of “forget”?

Before we forget the topic of today’s post: what’s the correct past tense of the verb, to forget? If you have forgotten, stick around to refresh your memory.

👍🏼Usage Note

I have known her for five years. (present perfect)
She knew the answer immediately. (simple past)
I have knew her for five years. (incorrect past participle)
She has know the answer. (incorrect verb form)

Forget, forgot, forgotten

‍‍

To forget, defined by Collins Dictionary, is “to not remember to do something that you ought to do, or to bring or buy something that you ought to bring or buy”.  For example, you might say, ‘I was in such a rush that I had forgotten to bring sunscreen to the beach’ (which is in the past perfect tense).

Verb forms of forget

present past future
simple I forget I forgot I will forget
continuous I am forgetting I was forgetting I will be forgetting
perfect I have forgotten I had forgotten I will have forgotten
perfect continuous I have been forgetting I had been forgetting I will have been forgetting
Verb tenses of ‘forget

Forgot or forgotten

The past tense of forget (i.e., forgot) in sentences.
The past tense of forget (i.e., forgot) in sentences.

Take a look at these sentences which shows the past tense vs. the past participle form of forget:

Simple past tense: She forgot her friend’s birthday and felt terrible about it.

Past perfect tense: She had forgotten to pack her toothbrush for the trip.

  • Perfect tenses use the past participle form of the verb (e.g., forgotten). To create the past perfect or present perfect tense, we pair the auxiliaries had/have with the past participle verb form, e.g., had forgotten/have forgotten.
  • The simple past tense just uses the simple past verb conjugation, without any additional verbs required.

💡Study Tip

Practice using the verb in different tenses with example sentences to memorize the correct forms.

Examples of forget in the present tense

I am forgetting my worries and enjoying the present moment. (Present participle)

She is always forgetting her appointments. (Present participle)

They are forgetting about their responsibilities. (Present participle)

I forget to buy milk every time I go to the store.

She often forgets her keys at home. (Third-person present singular)

They forget to turn off the lights before leaving.

Examples of forgot in the past tense

I forgot to pick up the groceries on my way home from work.

She forgot her friend’s birthday and felt terrible about it.

They forgot to set their alarm clock and overslept this morning.

She forgot her umbrella at the restaurant last night.

We forgot to lock the door when we left for vacation.

Examples of forgotten as a participle (in sentences)

The old photo album had been forgotten in the attic for years.

She had forgotten to pack her toothbrush for the trip.

They had completely forgotten about their anniversary until their friends reminded them.

The important meeting had been forgotten amidst the chaos of the day.

He realized he had forgotten his wallet at home when he reached the cashier.

Words that are similar to forget

  • disremember
  • overlook
  • neglect
  • leave behind
  • fail to recall
  • let slip
  • lose track of
  • ignore
  • neglect
  • forsake

Practice questions: forms of ‘forget’

Questions Answer options:
1. True or false: “forgot” has both a regular and irregular verb form. a. true b. false
2. The sentence is in what tense: I forget to buy milk every time I go to the store. a. past tense b. present perfect c. present
3. Select the correct tense the sentence is in: I forgot to call him back yesterday. a. past simple b. present perfect c. present perfect continuous
4. The sentence is in what tense: I had forgotten where I put my glasses. a. simple past b. present continuous c. past perfect
5. The sentence is in which tense: I’ve forgotten my keys at home. a. present perfect b. present continuous c. past continuous
6. Select the tense the sentence is in: I am forgetting my worries and enjoying the present moment. a. present perfect b. present continuous c. simple past

Answers

  1. b
  2. c
  3. a
  4. c
  5. a
  6. b

Worksheet

Question 1 of 10

Which is grammatically correct?




What makes a sentence grammatically correct?




Question 3: What is the main focus of this grammar content?




Question 4: Which is most important for proper grammar?




Question 5: Grammar rules help with:




Question 6: What is the main focus of this grammar content?




Question 7: Which is most important for proper grammar?




Question 8: Grammar rules help with:




Question 9: What is the main focus of this grammar content?




Question 10: Which is most important for proper grammar?




Which aspect is most important when learning grammar?

How can you improve your grammar skills?



Frequently Asked Questions

What are literary devices?
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Techniques writers use to enhance their writing and convey messages effectively.

How do literary devices differ from rhetorical devices?
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Literary devices are specific to creative writing, while rhetorical devices are broader.

Why should I learn about literary devices?
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They help you understand and appreciate literature more deeply.

Can I use literary devices in my own writing?
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Yes, they can make your writing more engaging and effective.

What’s the best way to remember different devices?
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Practice identifying them in texts you read regularly.

Sources

  1. Harper, Douglas. “Etymology of forget.” Online Etymology Dictionary, https://www.etymonline.com/word/forget. Accessed 30 May, 2023.

Grammar Expert. "Which Is Correct Forget Forgot Forgotten." GrammarFlex, May 30, 2025, http://www.grammarflex.com/which-is-correct-forget-forgot-forgotten/.

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