Colonize rhymes with:
hellenize, africanize, agonize, aluminize, americanize, antagonize, balkanize, canonize, carbonize, christianize, communize, demonize, disorganize, euthanize, galvanize, harmonize, hellenize, homogenize, humanize, ionize, lionize, mechanize, organize, patronize, reorganize, revolutionize, scrutinize, suburbanize, synchronize, unionize, urbanize, womanize
Colonize sounds like:
cackling, cajoling, calamine's, callahan's, callens, calling, calmes, calming, calmness, calms, casualness, ceiling, ceilings, celanese, celnik, challenge, challenges, chileans, chilling, chiseling, chuckling, cieslinski, claiming, claims, clams, clancey, clancy, clancy's, clang, clank, clannish, clans, claunch, clawing, cleaning, cleanness, cleans, cleanse, clemans, clemence, clemency, clemens, clemmons, clemons, clench, clenches, climaco, climax, climaxes, climes, clinch, clinches, clines, clines's, cling, clings, clinic, clinic's, clinics, clinique, clink, clonch, clones, clones', cloning, clowning, clowns, cloying, clumsy, clung, clunk, clunks, clunky, coglianese, coleman's, colinas, colling, collinge, collings, collins, collins', collins's, collums, colonies, colonus, colony's, columns, colunga, cooling, coolness, cowling, cowling's, cowlings, cowlings', cowlings's, cullens, culling, cullins, cullum's, cwiklinski, cycling, cyclones