TAILFAN is a playable word

tailfan Scrabble® Dictionary

noun
pl. tailfans
a fanlike swimming organ at the rear of some crustaceans
77 Playable Words can be made from "TAILFAN"
   2-Letter Words (14 found)
   3-Letter Words (23 found)
   5-Letter Words (9 found)
   6-Letter Words (2 found)
   7-Letter Words (2 found)