i am not sure vs I am unsure.

Both "I am not sure" and "I am unsure" are correct and commonly used phrases in English. They have the same meaning and can be used interchangeably.

Last updated: April 11, 2024

i am not sure

This phrase is correct and commonly used in English.

This phrase is used to express uncertainty or lack of confidence in a statement or decision.

Examples:

I am not sure if I can make it to the meeting tomorrow.
She is not sure about her career path.
Are you sure about the directions, or are you not sure?
I am not sure if I locked the door before leaving the house.
He is not sure if he should accept the job offer.

Alternatives:

I am uncertain
I am not certain
I am not confident
I am not convinced

I am unsure.

This phrase is correct and commonly used in English.

This phrase is used to convey a lack of certainty or confidence in a situation or decision.

Examples:

I am unsure about which option to choose.
She is unsure if she should go to the party.
Are you unsure about the answer to the question?
He is unsure about his future career path.
I am unsure if I can finish the project on time.

Alternatives:

I am not sure
I am uncertain
I am not certain
I am not confident

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