Penalize rhymes with:
analyze, criminalize, deinstitutionalize, denationalize, depersonalize, fictionalize, finalize, internalize, internationalize, marginalize, nationalize, panelize, personalize, professionalize, rationalize, reanalyse, regionalize, renationalize
Penalize sounds like:
painless, pamela's, panel's, panelize, panels, panels', pannill's, penalizes, penaloza, penelas, penn-hills, penniless, penology, phenolic, phonology, pinellas, pinholes, pomology