STRAIT is a playable word

strait Scrabble® Dictionary

adjective
straiter, straitest
narrow
(adverb) straitly
noun
pl. straits
a narrow waterway connecting two larger bodies of water
60 Playable Words can be made from "STRAIT"
   2-Letter Words (9 found)
   3-Letter Words (21 found)
   4-Letter Words (17 found)
   5-Letter Words (9 found)
   6-Letter Words (4 found)