Norenko rhymes with:
lourenco, renco, giovenco, ivanyenko, lourenco, marchenko, renco, alanco, bairnco, barranco, capobianco, carranco, defranco, delbianco, difranco, evancho, gianfranco, giovenco, hybrienko, ivanko, ivanyenko, lobianco, lourenco, marchenko, norenco, panebianco, polanco, renco, ronco, runko, sancho
Norenko sounds like:
naranja, naranjo, narrowing, narrowness, nearing, nehring, neurons, noramco, norenco, norinko, norman's, normick, norming, norms