Seaports rhymes with:
freeport's, airport's, airports, carports, davenport's, freeport's, passports, purports, reexports, airport's, airports, carports, davenport's, freeport's, passports, purports, reexports, rockresorts
Seaports sounds like:
sabertech, sabortech, sabretech, schubert's, separates, sephardic, shepard's, shepherd's, shepherds, sheppard's, sheppards, shipyard's, shipyards, siefert's, spartacus, spartech, spartz, spirit's, spirits, sporadic, sport's, sports, sports', spreads, sprouts, spurts, subverts, supports