NUMBERER is a playable word

numberer Scrabble® Dictionary

noun
pl. numberers
one that numbers
72 Playable Words can be made from "NUMBERER"
   2-Letter Words (11 found)
   3-Letter Words (25 found)
   5-Letter Words (10 found)
   6-Letter Words (3 found)
   8-Letter Words (2 found)