Souvenir rhymes with:
veneer, auctioneer, bioengineer, conventioneer, domineer, electioneer, engineer, imagineer, lanier, mutineer, pioneer, reengineer, veneer, wagoneer
Souvenir sounds like:
schaffner, scheibner, schiffner, schoeppner, shaffner, shipowner, shoffner, shofner, sofamor, sophomore, spainhour, spainhower, spanier, spanner, spenner, spinner, spomer, spoonemore, spooner