Hamstra rhymes with:
kamstra, heemstra, hiemstra, kamstra, astra, balestra, boonstra, bostra, costra, dextra, dykstra, extra, feenstra, heemstra, heidstra, hiemstra, hoekstra, hofstra, hukstra, hydstra, kamstra, kustra, lastra, maestra, nostra, olestra, orchestra, rienstra, spoelstra, telstra, terpstra, tuinstra, veenstra, westra, xtra, zandstra, zylstra
Hamstra sounds like:
hameister, hamster, heemstra, hiemstra, homesteader