PENKNIFE is a playable word

penknife Scrabble® Dictionary

noun
pl. penknives
a small pocketknife
56 Playable Words can be made from "PENKNIFE"
   2-Letter Words (9 found)
   3-Letter Words (20 found)
   5-Letter Words (4 found)
   6-Letter Words (2 found)
   8-Letter Words (1 found)