9 letters · 14 points in Scrabble
adjective displaying superhuman strength or power
adjective extremely difficult; requiring the strength of a Hercules
originEtymology tree English Hercules Proto-Indo-European *-nós Proto-Italic *-nos Latin -nus Latin -ānus Old French -ainder. Middle English -an English -an English Herculean From Hercules + -an.
Etymology from Wiktionary, CC BY-SA 3.0