|A vague idea in which some confidence is placed.|
His impression of her was favorable.
What are your feelings about the crisis?
It strengthened my belief in his sincerity.
I had a feeling that she was lying.
|An odd or fanciful or capricious idea.|
The theatrical notion of disguise is associated with disaster in his stories.
He had a whimsy about flying to the moon.
Whimsy can be humorous to someone with time to enjoy it.