Zarb rhymes with:
arb, barb, barbe, farb, garb, garbe, harb, schlarb, absorb, aldicarb, arb, barb, barbe, ebarb, farb, garb, garbe, goldfarb, golfarb, harb, himmelfarb, korb, moerbe, orb, reabsorb, rhubarb, schlarb, shorb, srinagarb, zerbe
Zarb sounds like:
zagreb, zakharov, zaruba, zerbe, zerby, zurve