SYNCOM is a playable word

syncom Scrabble® Dictionary

noun
pl. syncoms
a type of communications satellite
40 Playable Words can be made from "SYNCOM"
   2-Letter Words (9 found)
   3-Letter Words (18 found)
   4-Letter Words (11 found)
   5-Letter Words (1 found)
   6-Letter Words (1 found)