PENNAMES is a playable word

penname Scrabble® Dictionary

noun
pl. pennames
a name used by an author instead of his or her real name
130 Playable Words can be made from "PENNAMES"
   2-Letter Words (13 found)
   3-Letter Words (31 found)
   6-Letter Words (10 found)
   7-Letter Words (1 found)
   8-Letter Words (1 found)