9 letters · 19 points in Scrabble
adjective determined by chance or impulse or whim rather than by necessity or reason
originEtymology tree English whimsy Proto-Indo-European *-ikos Proto-Italic *-ikos Latin -icuslbor. Old French -iquebor. Middle English -ic Proto-Italic *-ālis Latin -ālisbor. Old French -albor. ▲ Latin -ālis Old French -elbor. ▲ Latin -ālisbor. Middle English -al Middle English -ical English -ical English whimsical From whimsy + -ical.
Etymology from Wiktionary, CC BY-SA 3.0