Portugal rhymes with:
conjugal, finagle, madrigal, mcgarrigle, mcgonagle, mcgonigal, mcgonigle, mcmanigal, mcmonagle, mcmonigle, nothnagel, schraufnagel, silbernagel
Portugal sounds like:
paradoxical, paradoxically, particle, periodical, periodically, portugalia, pretzel, pritzl, prodigal, prodigiously, protigal, protocol