Patronize rhymes with:
synchronize, africanize, agonize, aluminize, americanize, antagonize, balkanize, canonize, carbonize, christianize, colonize, communize, demonize, disorganize, euthanize, galvanize, harmonize, hellenize, homogenize, humanize, ionize, lionize, mechanize, organize, reorganize, revolutionize, scrutinize, suburbanize, synchronize, unionize, urbanize, womanize
Patronize sounds like:
patronage, patroness, patronizes, patrons, patronymic, patterns, petering, petronas, photronic, photronics, powdering, puttering