TANKAS is a playable word

tanka Scrabble® Dictionary

noun
pl. tankas
a Japanese verse form
44 Playable Words can be made from "TANKAS"
   2-Letter Words (7 found)
   3-Letter Words (13 found)
   4-Letter Words (15 found)
   5-Letter Words (7 found)
   6-Letter Words (2 found)