9 letters · 12 points in Scrabble
adverb if nothing else (`leastwise' is informal and `leastways' is colloquial)
originEtymology tree English least Proto-Indo-European *weyd- Proto-Indo-European *weyd-s-ós Proto-Germanic *wīsaz Proto-Germanic *-wīsaz Proto-West Germanic *-wīs Old English -wīs Middle English -wis English -wise English leastwise From least + -wise.
Etymology from Wiktionary, CC BY-SA 3.0