Jelly's rhymes with:
jellies, alleles, bellies, delhi's, dominelli's, jellies, kelley's, kelli's, kelly's, kellys, machiavelli's, pirelli's, robustelli's, selies, selies', shelley's, wellies
Jelly's sounds like:
jagielski, jail's, jailhouse, jails, jaskolski, jaskulski, jaywalk, jealous, jealousies, jealousy, jelisic, jelks, jellies, jello's, jewels, jilek, jiles, joel's, joles, jollies, joules, jowls, juggles, jules, julia's, julie's, julius, juliusz, july's