Kasperek rhymes with:
kasparek, kasparek, kasparek, kasparek, klapperich, alaric, berberich, broderick, butterick, choleric, cyanuric, dederick, diederich, dieterich, emerich, emerick, emmerich, friederich, friederike, garverick, giegerich, gingerich, gregorich, helmerich, hemmerich, honderich, kanarek, kasparek, kauzlarich, klapperich, leverich, limerick, maverick, millerick, minarik, pekarek, phosphoric, puskarich, rhetoric, safarik
Kasperek sounds like:
kasparek, kasperski, kasprowicz, kasprzak, kasprzyk, keepers, kippers, koperski, koppers, koppers', koprowski, kosberg, kovarik, kozberg, kuberski, kubrick, kubrick's, kuipers, kupres