UPSWELL is a playable word

upswell Scrabble® Dictionary

verb
upswelled, upswollen, upswelling, upswells
to swell up
47 Playable Words can be made from "UPSWELL"
   2-Letter Words (7 found)
   3-Letter Words (13 found)
   4-Letter Words (16 found)
   5-Letter Words (7 found)
   6-Letter Words (2 found)
   7-Letter Words (2 found)