Obadiah rhymes with:
daya, aja, araya, berjaya, boguslavskaya, cartaya, czaja, daya, elia, eligaya, gaia, himalaya, indiaia, iphegenia, jaya, jeremiah, josiah, literaturnaya, maia, mariah, maya, messiah, nehemiah, papaya, pariah, pervomaiskaya, playa, plisetskaya, rupiah, sovetskaya, stolichnaya, via, vizcaya, zachariah, zaslavskaya, zedekiah, zelaya
Obadiah sounds like:
obeid, obeyed, obit, obviate, obviated, offbeat, offutt, oft, opiate, opt, opted, opto, ovate, ovett, oviatt, oviedo, ovitt, ovoid