DELTIC is a playable word

delta Scrabble® Dictionary

noun
pl. deltas
an alluvial deposit at the mouth of a river
(adjective) deltaic, deltic
55 Playable Words can be made from "DELTIC"
   2-Letter Words (9 found)
   3-Letter Words (18 found)
   5-Letter Words (5 found)
   6-Letter Words (2 found)