HYDROSKIS is a playable word

hydroski Scrabble® Dictionary

noun
pl. hydroskis
a plate attached to a seaplane to facilitate takeoffs and landings
139 Playable Words can be made from "HYDROSKIS"
   2-Letter Words (17 found)
   6-Letter Words (8 found)
   7-Letter Words (1 found)
   8-Letter Words (1 found)
   9-Letter Words (1 found)