Omaha rhymes with:
baja, brauhau, narasimha, yamaha, arkansas, backsaw, baja, bhiksha, bluelaw, brauhau, chihuahua, chippewa, chutzpah, coleslaw, dada, denwa, duchossois, gadbois, gondwana, grandpa, hoopla, kershaw, livernois, mardi-gras, narasimha, ottawa, panama, philyaw, quebecois, quebecoise, rorschach, yamaha, zsa-zsa, zsazsa
Omaha sounds like:
o'hanian, o'mahoney, o'mahony, oana, oanh, oehme, oehmen, oeien, ohanian, ohioan, ohm, ohmae, ohman, ohmann, oien, oma, omahoney, omahony, oman, omani, omen, ommen, omni, omonia, on, ona, onan, onawa, one, one-way, oney, onion, onnen, onni, onno, ono, oona, owen, own, oyama, oyen