NAILS is a playable word

nail Scrabble® Dictionary

verb
nailed, nailing, nails
to fasten with a nail (a slender piece of metal)
39 Playable Words can be made from "NAILS"
   2-Letter Words (10 found)
   3-Letter Words (13 found)
   4-Letter Words (12 found)
   5-Letter Words (4 found)