Collocations for hunch - noun

have
I had a hunch that she was not telling the truth.

act on, follow, play
Acting on a hunch, I waited outside her house to see if she went out. | I decided to follow my hunch and come and see you.

back, confirm
They now have a database of information to back their hunches about customers'' preferences.

on a ~
I phoned on a hunch to ask if they had any work for me.