SOUND is a playable word

sound Scrabble® Dictionary

adjective
sounder, soundest
being in good health or condition
verb
sounded, sounding, sounds
to make a sound (something that stimulates the auditory receptors)
39 Playable Words can be made from "SOUND"
   2-Letter Words (9 found)
   3-Letter Words (16 found)
   4-Letter Words (10 found)
   5-Letter Words (4 found)