SMELT is a playable word

smelt Scrabble® Dictionary

verb
smelted, smelting, smelts
to melt or fuse, as ores
26 Playable Words can be made from "SMELT"
   2-Letter Words (6 found)
   3-Letter Words (11 found)
   4-Letter Words (7 found)
   5-Letter Words (2 found)