Robarts rhymes with:
autoparts, bonaparte's, calmart's, castparts, counterparts, cuisinarts, flowcharts, gephardt's, headstarts, jumpstarts, kmart's, mouthparts, outsmarts, ramparts, sweethearts
Robarts sounds like:
rebirths, report's, reportage, reports, reports', reproduce, reproduces, reverts, robards, roberds, robert's, roberts, roberts', roberts's, robertshaw