10 letters · 18 points in Scrabble
noun attire worn for sport or for casual wear
originEtymology tree Old French actifbor. Middle English actyf English active Proto-Indo-European *wes- Proto-Indo-European *-yeti Proto-Indo-European *-éyeti Proto-Indo-European *woséyeti Proto-Germanic *wazjaną Proto-West Germanic *waʀjan Old English werian Middle English weren English wear English -wear English activewear From active + -wear.
Etymology from Wiktionary, CC BY-SA 3.0