doubtful

word

Definition

Feeling or showing uncertainty, or not being sure that something is true or will happen. It can also mean something that is unlikely to succeed or be true.

Usage & Nuances

"Doubtful" is generally formal or neutral. Collocates with 'it is doubtful that...', 'be doubtful about', and 'of doubtful value.' Not the same as 'doubtless,' which means 'certain.' Can describe feelings (person is doubtful) or things that are uncertain.

Example Sentences

I am doubtful about the results.

basic

It is doubtful that he will come today.

basic

This information is doubtful.

basic

She gave me a doubtful look when I explained my plan.

natural

Many people are doubtful about the new policy.

natural

The success of the project remains doubtful until we get more data.

natural