Superwomen rhymes with:
congresswomen, congresswomen, abermin, aldermen, assemblymen, benjimen, brahmin, centromin, chairmen, clergymen, comin', congressmen, congresswomen, countrymen, cremin, crewmen, domin, elamin, ermin, examine, fermin, firmin, fishermen, fremin, freshmen, frogmen, gentlemen, guardsmen, herdsmen, hermine, jasmin, jazmin, jermyn, jessamine, jessamyn, lobstermen, longshoremen, merchantmen, militiamen, newsmen, norsemen, petromin, policemen, pondimin, salesmen, shimmin, solemin, spokesmen, sportsmen, statesmen, termine, tribesmen, vermin, westmin, wilhelmine, workmen, yamin, yasmin, yasmine, zemin
Superwomen sounds like:
sabourin, sabrina, saffran, saffron, safran, savarino, schiferon, schizophrenia, seaborn, seaborne, severin, severini, severino, severn, shafran, shakespearean, shifrin, shopworn, siberian, sophronia, soprano, sovran, sparano, spearman, sperm, sporn, sprain, spreeman, spreen, spurn, subramanian, suffern, superhuman, superman, superwoman, supreme, sybron, szafran