DEDENDUM is a playable word

dedendum Scrabble® Dictionary

noun
pl. dedendums or dedenda
the root of a gear tooth
53 Playable Words can be made from "DEDENDUM"
   2-Letter Words (10 found)
   3-Letter Words (14 found)
   4-Letter Words (15 found)
   5-Letter Words (6 found)
   6-Letter Words (6 found)
   7-Letter Words (1 found)
   8-Letter Words (1 found)