CANKER is a playable word

canker Scrabble® Dictionary

verb
cankered, cankering, cankers
to affect with ulcerous sores
56 Playable Words can be made from "CANKER"
   2-Letter Words (9 found)
   3-Letter Words (17 found)
   5-Letter Words (7 found)
   6-Letter Words (1 found)