PHERESES is a playable word

pheresis Scrabble® Dictionary

noun
pl. phereses
withdrawal of blood from a donor, removing some components, and returning the remaining blood to the donor
74 Playable Words can be made from "PHERESES"
   2-Letter Words (7 found)
   3-Letter Words (16 found)
   6-Letter Words (8 found)
   7-Letter Words (2 found)
   8-Letter Words (1 found)