Zaiser rhymes with:
zeiser, beiser, dryser, geiser, heiser, huyser, keiser, kreiser, kyser, kysor, leiser, meiser, nicer, peiser, preiser, pricer, reiser, ryser, schmeiser, seiser, slicer, smyser, spicer, ticer, weiser, weisser, zeiser
Zaiser sounds like:
zaccaria, zaccaro, zachar, zachariah, zachary, zacher, zachery, zachry, zackery, zagar, zager, zagury, zaher, zahir, zaire, zara, zarah, zaria, zaro, zarr, zarre, zarro, zary, zayre, zecher, zegeer, zeger, zehr, zeiger, zeiser, zera, zero, zerr, zieger, zier, zocor, zora, zorah, zorro, zuccaro, zucker, zuker, zuri, zwicker, zycher