ROCKWORK is a playable word

rockwork Scrabble® Dictionary

noun
pl. rockworks
a natural mass of rocks
23 Playable Words can be made from "ROCKWORK"
   2-Letter Words (4 found)
   3-Letter Words (10 found)
   4-Letter Words (7 found)
   5-Letter Words (1 found)
   8-Letter Words (1 found)