whimsey

/ˈwɪmzi/
noun
  1. A playful or unusual idea, notion, or fancy; a whim.
    • She had a sudden whimsey to paint her bedroom bright purple.
    • His conversation was full of charming whimseys that kept everyone entertained.
    • The inventor's latest whimsey was a clock that ran on potato power.
  2. A light or fanciful quality in art, writing, or design; whimsicality.
    • The children loved the whimsey of the story, with its talking animals and floating castles.
    • The author's whimsey made even the most serious topics feel delightful.
    • The garden was designed with a touch of whimsey, including a hedge shaped like a dragon.
What does "whimsey" mean? | whatsthatwordmean | whatsthatwordmean