Wielgus rhymes with:
kilgus, wilgus, analogous, angus, argus, asparagus, batuigas, baugus, bodegas, boggus, bogus, cunnilingus, degas, distrigas, esophagus, fergus, fungus, gargus, gregus, hargus, heterozygous, hillegass, hingis, homologous, homozygous, hugus, humongous, kilgus, landsbergis, las-vegas, las_vegas, lingus, lycurgus, margus, megace, negus, noriegas, ortegas, rogus, ruhrgas, sarcophagus, sprogus, tsongas, tsongas', vargas, vegas, vigus, wilgus
Wielgus sounds like:
wailes, wails, wala's, walas, walch, walck, walczak, walczyk, walek, wales, wales', walesa, walesa's, walicki, walk, walke, walkie, walko, walkowiak, walkowski, walks, walkway, walkways, wall's, wallace, wallace's, wallach, wallack, walles, wallich, wallich's, wallick, wallis, walloch, walls, wally's, walsh, walsh's, walski, walz, weil's, weill's, welch, welch's, welge, welk, welke, wellco, wellek, welles, welles', wellies, wells, wells's, welsch, welsh, welz, whale's, whales, wheeless, wheelis, wheelock, wheels, wheelus, wheless, whiles, wholes, wil's, wilcock, wilcox, wilczak, wilczek, wilczewski, wiles, wiles's, wilgus, wilk, wilke, wilkes, wilkey, wilkie, wilkis, wilkowski, wilks, will's, willcox, willes, willie's, willig, willis, willis's, willke, willkie, willock, willowes, willows, wills, willse, willsey, wilsey, wolak, wolk, wolke, wollack, wolsey, wolske, wolski, wolsky, wolz, woolco, woolcock, wools, woolsey, woolsey's, wyles