12 letters · 20 points in Scrabble
noun compressor that forces increased oxygen into the cylinders of an internal-combustion engine
originEtymology tree Proto-Indo-European *úp Proto-Indo-European *-er Proto-Indo-European *upér Proto-Italic *super Latin super Latin super-lbor. English super- English charger English supercharger From super- + charger.
Etymology from Wiktionary, CC BY-SA 3.0