HUMMOCK is a playable word

hummock Scrabble® Dictionary

verb
hummocked, hummocking, hummocks
to form into hummocks (small rounded hills)
34 Playable Words can be made from "HUMMOCK"
   2-Letter Words (10 found)
   3-Letter Words (11 found)
   4-Letter Words (8 found)
   5-Letter Words (4 found)
   7-Letter Words (1 found)