Telecoms rhymes with:
telecom's, telekom's, telecom's, telekom's, telecom's, telekom's, telecom's, telekom's, viacom's, millicom's, omnicom's, sitcoms, telecom's, telekom's, viacom's
Telecoms sounds like:
talking, talking's, tallahasseans, telecom's, telegenic, telekom's, telescience, telesciences, telxon's, theologians