AMBIGRAM is a playable word

ambigram Scrabble® Dictionary

noun
pl. ambigrams
a word that forms another word when viewed another way
92 Playable Words can be made from "AMBIGRAM"
   2-Letter Words (12 found)
   3-Letter Words (32 found)
   5-Letter Words (9 found)
   6-Letter Words (6 found)
   7-Letter Words (1 found)
   8-Letter Words (1 found)