SPHERE is a playable word

sphere Scrabble® Dictionary

verb
sphered, sphering, spheres
to form into a sphere (a type of geometric solid)
48 Playable Words can be made from "SPHERE"
   2-Letter Words (7 found)
   3-Letter Words (15 found)
   4-Letter Words (14 found)
   5-Letter Words (10 found)
   6-Letter Words (2 found)