FINBACK is a playable word

finback Scrabble® Dictionary

noun
pl. finbacks
the rorqual
47 Playable Words can be made from "FINBACK"
   2-Letter Words (11 found)
   3-Letter Words (20 found)
   4-Letter Words (13 found)
   5-Letter Words (2 found)
   7-Letter Words (1 found)