IMBOLDENING is a playable word

imbolden Scrabble® Dictionary

verb
imboldened, imboldening, imboldens
to embolden
413 Playable Words can be made from "IMBOLDENING"
   2-Letter Words (25 found)
   3-Letter Words (81 found)
   9-Letter Words (1 found)
   11-Letter Words (1 found)