Fanciful Notion is a term used to describe an IDEA or notion that is imaginative, whimsical, and often unrealistic. The crossword solutions for this term are WHIM (4 letters), IDEA (4 letters), CONCEIT (7 letters), and WHIMSEY (7 letters). WHIM is a sudden desire or impulse, while IDEA is a thought or plan. CONCEIT is an exaggerated sense of one's own worth or importance, and WHIMSEY is an odd or fanciful notion. All of these words together can be used to describe a Fanciful Notion.