AQUANAUT is a playable word

aquanaut Scrabble® Dictionary

noun
pl. aquanauts
a scuba diver trained to live in underwater installations
26 Playable Words can be made from "AQUANAUT"
   2-Letter Words (8 found)
   3-Letter Words (9 found)
   4-Letter Words (5 found)
   5-Letter Words (2 found)
   6-Letter Words (1 found)
   8-Letter Words (1 found)