SEISOR is a playable word

seisor Scrabble® Dictionary

noun
pl. seisors
seizor
48 Playable Words can be made from "SEISOR"
   2-Letter Words (10 found)
   3-Letter Words (16 found)
   4-Letter Words (15 found)
   5-Letter Words (5 found)
   6-Letter Words (2 found)