10 letters · 10 points in Scrabble
adjective impossible to resist; overpowering
adjective offering no resistance; ; - Theodore Roosevelt
originEtymology tree English resist Proto-Indo-European *lewh₁- Proto-Indo-European *lewHs-der. Proto-Germanic *leusaną Proto-Germanic *lausaz Proto-Germanic *-lausaz Proto-West Germanic *-laus Old English -lēas Middle English -les English -less English resistless From resist + -less.
Etymology from Wiktionary, CC BY-SA 3.0