SWILER is a playable word

swiler Scrabble® Dictionary

noun
pl. swilers
one that hunts seals
55 Playable Words can be made from "SWILER"
   2-Letter Words (9 found)
   3-Letter Words (15 found)
   4-Letter Words (17 found)
   5-Letter Words (13 found)
   6-Letter Words (1 found)