Hepler rhymes with:
heppler, epler, eppler, heppler, kepler, keppler, peppler, shepler, weppler, coupler, doppler, epler, eppler, heppler, hippler, kappler, kempler, kepler, keppler, krempler, oppler, peppler, poplar, sampler, shepler, stempler, templar, wampler, weppler
Hepler sounds like:
hebeler, heffler, hefler, heppler, hibbler, hibler, hippler, hoefler, hoeveler, hoffler, hofler, hoobler, hoovler, hubler