Lamport rhymes with:
gumport, airport, allport, bridgeport, cambridgeport, carport, coudersport, davenport, freeport, gumport, kennebunkport, kingsport, lockport, lufttransport, massport, mckeesport, passport, purport, rapaport, reexport, rockport, seaport, shippingport, shreveport, southport, spaceport, westport, williamsport
Lamport sounds like:
lambert, lamberth, lamberti, lamberto, lamberty, lampert, lanford, lempert, limbert, limpert, linford, loma-prieda, lombard, lombardi, lombardo, lumbard, lumbert, lumberyard, lynford