MILDER is a playable word

mild Scrabble® Dictionary

verb
milded, milding, milds
to diminish
adjective
milder, mildest
not harsh or rough
(adjective) mildish
62 Playable Words can be made from "MILDER"
   2-Letter Words (10 found)
   3-Letter Words (20 found)
   5-Letter Words (7 found)
   6-Letter Words (1 found)