Portly rhymes with:
courtly, shortly, swartley, artley, bartley, courtly, gartley, hartley, partly, shortly, smartly, swartley, tartly
Portly sounds like:
parietal, partial, partially, partlow, partly, pirtle, portal, portela, portell, portelli, portilla, portillo, prattle, proudly, purtell, purtle