Prab rhymes with:
crab, crabb, crabbe, drab, grab, grabbe, krabbe, rab, rabb, ab, bab, babb, cab, colab, crab, crabb, crabbe, dab, drab, fab, flab, gab, glab, grab, grabbe, jab, knab, knabb, krabbe, lab, labbe, mab, macnab, mcnab, mcnabb, nab, nabb, prefab, rab, rabb, sabb, scab, schab, slab, stab, tab, tabb
Prab sounds like:
paperboy, prebe, prefab, prep, prepay, preppie, preppy, preview, prevo, priebe, privy, prob, proba, probe, prof., proof, prop, propp, prove, provo, purifoy, purify, purpa, purvey, purview