8 letters · 10 points in Scrabble
verb coat with a patina
originEtymology tree English patina Proto-Indo-European *-h₂ Proto-Indo-European *-éh₂ Proto-Indo-European *-tós Proto-Indo-European *-eh₂tos Proto-Italic *-ātos Latin -ātuslbor. English -ate English patinate From patina + -ate (adjective-forming suffix).
Etymology from Wiktionary, CC BY-SA 3.0