HELISKIS is a playable word

heliski Scrabble® Dictionary

verb
heliskied, heliskiing, heliskis
to ski downhill on mountains reached by helicopter
68 Playable Words can be made from "HELISKIS"
   2-Letter Words (10 found)
   3-Letter Words (18 found)
   5-Letter Words (11 found)
   6-Letter Words (3 found)
   7-Letter Words (2 found)
   8-Letter Words (1 found)