6 letters · 6 points in Scrabble
originFrom Middle French ostenter (“to make an ostentatious display of”), or directly from its etymon Latin ostentāre (“to exhibit, present, show; to show off”), frequentative of ostendere (“to exhibit, show”), from ob- (prefix meaning ‘against; towards’) + tendere (“to extend, stretch; to distend”) (from Proto-Indo-European *tend- (“to extend, stretch”)). Doublet of ostentate.
Etymology from Wiktionary, CC BY-SA 3.0