Intelsat rhymes with:
comsat, cossat, panamsat, passat, telesat, acmat, angstadt, aninat, arafat, arbat, asat, augat, austat, calmat, chiat, combat, comsat, conradt, coonradt, cossat, eichstadt, eichstaedt, eisenstadt, eurocrat, eurostat, fiat, fustat, gilliatt, halberstadt, inikpratt, istat, kikatte, kitimat, kleptocrat, kombat, mallrat, manigat, marafat, merillat, mittelstadt, muscat, neustadt, olsdat, panamsat, passat, puat, ramat, rotblat, shohat, systemat, telesat, troyat, wicat
Intelsat sounds like:
indelicate, indelicato, indulged, initialized, intellect