13 letters · 22 points in Scrabble
originEtymology tree Proto-Indo-European *úp Proto-Indo-European *-er Proto-Indo-European *upér Proto-Italic *super Latin super Latin super-lbor. English super- French fluiditébor. English fluidity English superfluidity From super- + fluidity.
Etymology from Wiktionary, CC BY-SA 3.0