Wirkus rhymes with:
firkus, bacchus, bacus, bartkus, bilirakis, butkus, dacus, demarcus, dukakis, dukakis', firkus, fthenakis, funchess, hodgkiss, hotchkiss, karydakis, kochis, mitsotakis, moncus, norkus, papadakis, petkus, petrakis, psarouthakis, sarkis, vlahakis, wilkis
Wirkus sounds like:
war's, warehouse, warehouses, wares, warga, wargo, wark, warrick, warriors, wars, wars', warsaw, warsaw's, warsaws, warshaw, warshawsky, warszawa, warwick, warwick's, warzecha, wearers, wearhouse, wears, weers, weir's, weirauch, weirich, weirick, werk, werke, weyers, weyhrauch, weyrauch, weyrich, weyrick, where's, whereas, whorehouse, whores, wiers, wires, wirick, wirz, work, work's, works, works', workweek, workweeks, worriers, worries, worse, worseck, wrack, wrage, wragg, wreak, wreaks, wreck, wreckage, wrecks, wrice, wruck, wurz, wyers, wyrick