Purpa rhymes with:
agrippa, aliquippa, alpa, apopa, arpa, autospa, campa, canepa, cappa, chalupa, champa, chapa, ciampa, cobepa, coipa, copa, coppa, culpa, darpa, dopa, europa, filipa, gappa, giampa, giampapa, hoppa, kampa, kappa, kempa, knippa, krempa, kroupa, krupa, kruppa, kulpa, lipa, lippa, lupa, maricopa, matsapa, mericopa, mitteleuropa, mogopa, nalepa, napa, nappa, nepa, papa, pappa, petipa, philippa, pompa, popa, poppa, potempa, pupa, rappa, ripa, scapa, scarpa, schiappa, serpa, sipa, skippa, skorupa, stopa, stupa, suppa, tampa, tegucigalpa, tipa, tupa, vespa, willapa, yucaipa, zamarripa, zappa, zepa
Purpa sounds like:
paperboy, prab, prebe, prefab, prep, prepay, preppie, preppy, preview, prevo, priebe, privy, prob, proba, probe, prof., proof, prop, propp, prove, provo, purifoy, purify, purvey, purview