hesitation
nounUK /ˌhezɪˈteɪʃn/
US /ˌhezɪˈteɪʃn/
A feeling of not being sure whether to do something.
After a moment of hesitation, she raised her hand to answer.
OTHER MEANINGS
2. A short pause before you speak or act.
He answered without hesitation.
3. The act of being slow to do something because you are not sure.
Her hesitation to sign the paper made us curious.
4. A moment of doubt that makes you stop for a while.
There was a slight hesitation in his voice.