RUBIGO is a playable word

rubigo Scrabble® Dictionary

noun
pl. rubigos
red iron oxide
34 Playable Words can be made from "RUBIGO"
   2-Letter Words (6 found)
   3-Letter Words (19 found)
   4-Letter Words (6 found)
   5-Letter Words (2 found)
   6-Letter Words (1 found)