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She expressed doubt about the project's success.
She was uncertain about whether the project would succeed.
A feeling of uncertainty or lack of conviction about something.
He had no doubt that she would pass the exam.
He was completely certain that she would pass the exam.
The evidence left room for doubt.
The evidence was not conclusive, leaving some uncertainty.
Can be used as a noun or verb.
To be uncertain or hesitant about something.
I doubt that he will come to the party.
I am uncertain whether he will come to the party.
She doubted her ability to finish the task on time.
She was unsure if she could complete the task within the deadline.
When used as a verb, it often implies skepticism or disbelief.
'Doubt' as a verb often implies skepticism, while as a noun, it refers to the feeling of uncertainty.
As a verb, 'doubt' is often followed by 'that' or a clause. As a noun, it can be used with prepositions like 'about' or 'of.'
From Middle English 'doute,' from Old French 'douter,' from Latin 'dubitāre,' meaning 'to doubt.'
As a verb, 'doubt' is often followed by 'that' or a clause. As a noun, it can be used with prepositions like 'about' or 'of.'