notion

noun

1
(usually plural) small personal articles or clothing or sewing items
buttons and needles are notions
2
a general inclusive concept
3
a vague idea in which some confidence is placed
his impression of her was favorable
what are your feelings about the crisis?
4
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

Also useful for “notion”:Unscrambler— Rearrange the letters in “notion”