DILUVIAL is a playable word

diluvial Scrabble® Dictionary

adjective
pertaining to a flood
45 Playable Words can be made from "DILUVIAL"
   2-Letter Words (7 found)
   3-Letter Words (14 found)
   4-Letter Words (14 found)
   5-Letter Words (7 found)
   7-Letter Words (2 found)
   8-Letter Words (1 found)