Brian was the one who felt a little unsure; she certainly wasn't.
She walked through the entrance hall and stopped, feeling unsure.
Ask for help if you feel unsure about going up and, especially, down stairs.
Worse than that, he was beginning to feel a bit unsure of himself.
The public now feels unsure about what it can and can't say.
Things seem to be out of control, and we feel very unsure.
I like to tip but now feel so unsure about it.
Making any kind of decision makes them feel anxious and unsure.
Because if you're feeling unsure about it, that's exactly your feelings.
For the first time today he felt unsure of himself.