Robert's rhymes with:
mcroberts, roberts, roberts', mcroberts, roberts, roberts', albert's, alberts, eberts, egberts, filbert's, filberts, gaubert's, gilbert's, gizbert's, harberts, herbert's, hubert's, hulbert's, lambert's, leubert, mcroberts, roberts, roberts', schubert's
Robert's sounds like:
rebirths, report's, reportage, reports, reports', reproduce, reproduces, reverts, robards, robarts, roberds, roberts, roberts', roberts's, robertshaw