Magnet's rhymes with:
electromagnets, magnets, electromagnets, magnets, electromagnets, ignatz, magnets, baronets, benet's, bennett's, bluebonnets, cabinet's, cabinets, chestnuts, coordinates, electromagnets, gannett's, hornet's, hornets, ignatz, janet's, laminates, magnets, minute's, minutes, minutes', peanuts, planet's, planets, tenets, unfortunates, units
Magnet's sounds like:
macintax, macintosh, macintosh's, macintoshes, mackintosh, magnates, magnetek, magnetic, magnetics, magnets, magnitudes, management's, managements, managements', mankind's, mankinds, massenet's, mccants, mcintosh, mismatch, mismatches, monsanto's