10 letters · 16 points in Scrabble
verb make stronger
verb strengthen and support with rewards
adjective given added strength or support
originEtymology tree Proto-Italic *wre- Latin re-der. Old French re-bor. Middle English re- English re- English inforce English reinforce English -ed English reinforced From reinforce + -ed.
Etymology from Wiktionary, CC BY-SA 3.0