NESTS is a playable word

nest Scrabble® Dictionary

verb
nested, nesting, nests
to build a nest (a structure for holding bird eggs)
22 Playable Words can be made from "NESTS"
   2-Letter Words (5 found)
   3-Letter Words (8 found)
   4-Letter Words (7 found)
   5-Letter Words (2 found)