Pact's rhymes with:
compacts, impacts, pacts, act's, acts, attracts, compacts, detracts, distracts, enacts, exacts, extracts, facts, impacts, interacts, medfacts, overreacts, pacts, reacts, redactes, reenacts, retracts, tracts
Pact's sounds like:
packets, packwood's, pacts, pagoda's, pagodas, pas-de-deux, pastas, pastes, pastiche, pastiches, pasts, pectic, pesetas, pestka, pests, phagocytes, physicists, piaget's, pickets, pickett's, picts, pistachio, pistachios, pockets, posits, post's, post-attack, postage, postdates, posts, psychotic, pussycats