RENUMBER is a playable word

renumber Scrabble® Dictionary

verb
renumbered, renumbering, renumbers
72 Playable Words can be made from "RENUMBER"
   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)