SYNCOMS is a playable word

syncom Scrabble® Dictionary

noun
pl. syncoms
a type of communications satellite
51 Playable Words can be made from "SYNCOMS"
   2-Letter Words (9 found)
   3-Letter Words (19 found)
   4-Letter Words (16 found)
   5-Letter Words (4 found)
   6-Letter Words (2 found)
   7-Letter Words (1 found)