10 letters · 14 points in Scrabble
verb heighten or intensify
verb give life or energy to
verb make lively
originFirst attested in 1646; borrowed from New Latin invigōrātus, perfect passive participle of invigōrō, see -ate (verb-forming suffix) and -ate (adjective-forming suffix). By surface analysis, in- + vigor + -ate.
Etymology from Wiktionary, CC BY-SA 3.0