INVALID is a playable word

invalid Scrabble® Dictionary

verb
invalided, invaliding, invalids
to disable physically

55 Playable Words can be made from "INVALID"

   2-Letter Words (10 found)

   3-Letter Words (18 found)

   4-Letter Words (15 found)

   5-Letter Words (9 found)

   6-Letter Words (2 found)

   7-Letter Words (1 found)