PITHIEST is a playable word

pithy Scrabble® Dictionary

adjective
pithier, pithiest
concise
(adverb) pithily
97 Playable Words can be made from "PITHIEST"
   2-Letter Words (13 found)
   3-Letter Words (32 found)
   5-Letter Words (12 found)
   6-Letter Words (3 found)
   7-Letter Words (2 found)
   8-Letter Words (1 found)