I forgotten that

USAGE SUMMARY

The phrase "I forgotten that" is not correct in English.
The correct form is "I have forgotten that." You can use it when you want to express that you no longer remember something. Example: "I have forgotten that I promised to call you yesterday."

⚠ May contain grammatical issues

Human-verified examples from authoritative sources

Exact Expressions

1 human-written examples

Balmy summer turned to russet fall turned to Christmas in New England turned to insufferable February (how had I forgotten that season?).

The New Yorker

Human-verified similar examples from authoritative sources

Similar Expressions

59 human-written examples

How could I forget that day?

The New Yorker

How could I forget that?

The New York Times - Arts

I forgot – that was my mistake.

The Guardian

Sometimes I forget that warmth ever existed.

The New Yorker

SB: How could I forget that?

Huffington Post

Oh, I forgot, that's Fox News.

Huffington Post

So no shit I forgot that day.

Vice

I think I'd forgotten that".

The Guardian

I'd forgotten that".

The New Yorker

JK: I had forgotten that!

Huffington Post

Expert writing Tips

Best practice

Always use the correct auxiliary verb with "forgotten". The correct options are "I have forgotten", "I had forgotten", or "I forgot".

Common error

Avoid using the past participle "forgotten" without the appropriate auxiliary verb (have, had). Using "I forgotten" is grammatically incorrect.

Linguistic Context

The phrase "I forgotten that" is grammatically incorrect and doesn't function as a coherent statement. The correct form requires an auxiliary verb like "have" or "had" to form the present or past perfect tense. This grammatical error prevents it from effectively conveying its intended meaning.

Expression frequency: Missing

Frequent in

Science

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News & Media

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Formal & Business

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Less common in

Science

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News & Media

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Formal & Business

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Ludwig's WRAP-UP

In summary, the phrase "I forgotten that" is grammatically incorrect. The correct form requires the auxiliary verb "have" (e.g., "I have forgotten that") or the use of the simple past tense (e.g., "I forgot that"). Ludwig AI clearly indicates this grammatical error. Always remember to use the correct verb form to ensure clear communication. When referring to an action completed in the past it is useful to say "I forgot that".

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

I have forgotten that

Corrects the grammatical error by using the present perfect tense with "have".

I had forgotten that

Shifts to the past perfect tense, indicating the forgetting occurred before another past event.

I forgot that

Uses the simple past tense, a straightforward way to express forgetting.

I didn't remember that

Expresses the same idea using a negative construction with "remember".

I don't remember that

Uses the simple present tense in a negative construction, focusing on the current state of memory.

It slipped my mind

Idiomatic expression indicating a temporary lapse in memory.

That escaped my memory

More formal way of saying something was forgotten.

I wasn't mindful of that

Suggests a lack of awareness rather than outright forgetting.

I overlooked that

Indicates a failure to notice or consider something.

I failed to recall that

Formal and emphasizes the inability to bring something back to memory.

FAQs

What is the correct way to say "I forgotten that"?

The correct ways to express this idea are "I forgot that", "I have forgotten that", or "I had forgotten that". The phrase "I forgotten that" is grammatically incorrect.

What does "I have forgotten that" mean?

It means that you no longer remember something that you previously knew or should have remembered. It is used to acknowledge a lapse in memory.

When should I use "I forgot that" vs. "I have forgotten that"?

"I forgot that" (simple past) describes a completed action in the past. "I have forgotten that" (present perfect) indicates that the forgetting has a connection to the present, implying that you still don't remember it or that you've just realized you had forgotten.

Are there informal alternatives to "I have forgotten that"?

Yes, you can use phrases like "I forgot that", "I didn't remember that", or the idiomatic expression "it slipped my mind".