ADULTLY is a playable word

adultly Scrabble® Dictionary

adverb
in a manner typical of an adult
40 Playable Words can be made from "ADULTLY"
   2-Letter Words (9 found)
   3-Letter Words (11 found)
   4-Letter Words (13 found)
   5-Letter Words (5 found)
   6-Letter Words (1 found)
   7-Letter Words (1 found)