Roasts rhymes with:
boasts, coast's, coasts, ghosts, host's, hosts, jostes, post's, posts, toasts
Roasts sounds like:
racists, rackets, racquets, ragtag, rastus, reacts, recedes, recites, regattas, rejects, requests, requisites, resets, resides, residues, resists, restage, restates, restock, rests, richts, rickets, ricketts, right's, righteous, rightish, rights, rights', rigidities, riksdag, rocket's, rockets, rockettes, roget's, rosettes, rosewood's, rostuca, rushdie's, russets, rust's, rustic, rusts, rusty's, rustys