Joycelyn's rhymes with:
crooklyn's, mullins, askin's, buckskins, crooklyn's, has-beens, hutchins, junkins, kingpins, medecins, might-have-beens, mullins, pigskins, puffins, redskins, redskins', solwin's, unitrin's
Joycelyn's sounds like:
jaglom's, jailing, jelinek, jelinski, jiggling, jillions, jocylan's, jollying, juggling