Tsongas's rhymes with:
accomplices, alice's, alices, amaryllises, amenaces, apparatuses, businesses, buttresses, campuses, circuses, citrus's, davis's, encompasses, furnaces, harnesses, headmistresses, horace's, hostesses, justices, mattresses, maurice's, mistresses, notices, offices, omnibuses, orifices, palace's, palaces, porpoises, practices, premises, promises, purchases, purposes, seamstresses, services, sinuses, surfaces, tauruses, terraces, texas's, tortoises, treatises, viruses, wallace's, weaknesses, witnesses
Tsongas's sounds like:
tacking, tacoma's, taganka, tagging, takanashi, taking, takings, tasking, taxiing, taxing, teaching, teachings, teasing, technic, technics, technique, techniques, technomic, tecumseh, texan's, texans, thesing, thickening, thickens, thickness, thyssen's, ticinus, ticking, tokens, tokunaga, toscanini's, tossing, touching, toughening, toughens, toughness, toxins, tsang, tseng, tsiang, tsongas, tsongas', tucking, tudjman's, tugging, tusing, tussing, tweaking, twitching, tycoon's, tycoons, tyson's, tysons