NAFFEST is a playable word

naff Scrabble® Dictionary

verb
naffed, naffing, naffs
to fool around
adjective
naffer, naffest
lacking taste or style
100 Playable Words can be made from "NAFFEST"
   2-Letter Words (14 found)
   6-Letter Words (1 found)
   7-Letter Words (1 found)