Numidia rhymes with:
actinidia, lydia, nydia, acadia, acordia, actinidia, actmedia, adia, amadea, arcadia, audia, badia, balodia, bradycardia, buendia, cambodia, candia, cardia, chlamydia, claudia, decandia, encyclopaedia, encyclopedia, expedia, gamsakhurdia, gardea, gildea, guardia, heradia, heredia, india, intermedia, islandia, la-guardia, laguardia, leucadia, locadia, lydia, macromedia, madia, media, metromedia, multimedia, nydia, odea, plasmodia, procardia, procordia, rhodia, sabaudia, sandia, saudia, scandia, stadia, telemedia, thaddea, thordia, transmedia, trudia, unimedia
Numidia sounds like:
nad, nada, nadeau, nadia, naidoo, naito, named, nandi, nandita, nando, nanette, nat, nata, nate, nath, nathe, nato, nattie, natty, nauta, ndau, nead, neat, ned, neda, nedd, nedda, neddo, nedeau, need, needed, needy, neet, nematode, nemeth, nenet, net, neth, neto, nett, netta, netted, nettie, netto, netty, newmont, newt, niad, niaid, nida, niday, nied, niemuth, nieto, ninad, ninetieth, ninette, ninety, ninth, nit, nita, nite, nito, nitta, nitto, nitty, nod, noda, nodded, node, noeth, nomad, nominate, nominated, nonentity, nonwhite, not, note, noted, noth, noto, nott, notte, nowaday, noyd, nth, nudd, nude, nudey, nudity, nudo, numed, nut, nute, nutt, nutty, nydia, nyet