LEADENLY is a playable word

leaden Scrabble® Dictionary

verb
leadened, leadening, leadens
to make dull or sluggish
(adverb) leadenly
99 Playable Words can be made from "LEADENLY"
   2-Letter Words (15 found)
   3-Letter Words (31 found)
   6-Letter Words (8 found)
   8-Letter Words (1 found)