Popular rhymes with:
unpopular, unpopular, unpopular, angular, annular, avuncular, binocular, cardiovascular, cellular, circular, curricular, equiangular, extracurricular, gastrovascular, globular, granular, intercellular, intermolecular, irregular, jocular, jugular, molecular, muscular, particular, perpendicular, rectangular, regular, secular, semicircular, singular, spectacular, testicular, triangular, tubular, unicellular, unpopular, unspectacular, vascular, vehicular, vernacular
Popular sounds like:
paller, paylor, pealer, peavler, peebler, peeler, peller, peppler, peveler, pfahler, philhower, pilar, pillar, piller, pillory, plair, player, plier, pliler, plyler, poehler, polar, pooler, poplar, popolare, pullara, puller, pylori