Designer's rhymes with:
designers, designers', designers, designers', designers, designers', decliners, designers, designers', dinars, diners, liner's, liners, liners', meiners, miner's, miners, miners', minors, niners, niners', refiner's, refiners, refiners', reiner's, reiners, shriners, signers, steiner's, whiners
Designer's sounds like:
degeneracy, degeneres, designers, designers', desmarais, desnoyers, deutschemark, deutschemark's, deutschemarks