Philadelphian rhymes with:
safian, sarafian, abkhazian, abrahamian, accion, accordion, adrian, aerien, agrarian, akkadian, albanian, albion, algerian, algonquian, alien, amazonian, amerindian, amphibian, anatolian, andean, andonian, antemeridian, apollinian, apollonian, appian, arabian, arcadian, argentinian, arian, aristotelian, armenian, arslanian, arthurian, aryan, aslanian, assyrian, atamian, athenian, augustinian, austrian, authoritarian, avakian, avian, babylonian, bachailian, bagdasarian, bagdikian, bahamian, bahrainian, balian, barbarian, barbian, barsamian, bavarian, beethovenian, berberian, berrian, berrien, bilzerian, biospherian, bohemian, bolivian, bosnian, bostonian, boyajian, bozian, brittian, brobdingnagian, bulgarian, burgundian, burian, caledonian, cambodian, cambrian, campion, canadian, caribbean, carmean, carolingian, carolinian, carrian, carrion, carthaginian, caspian, centenarian, centurion, ceridian, chadian, chameleon, champion, charmian, charmion, chechnyan, chilean, circadian, clarion, claudian, cobian, collodion, colombian, columbian, comedian, contrarian, corinthian, criterion, custodian, cyprian, czechoslovakian, dalian, damian, damien, darien, darwinian, davidian, deleon, delorean, demirjian, derderian, deukmejian, devonian, diceon, dickensian, didion, dionysian, disciplinarian, dorian, draconian, ecuadorean, ecuadorian, edwardian, egalitarian, episcopalian, equestrian, eskandarian, estonian, ethiopian, eustachian, evian, fabian, fallopian, faubion, fenian, fijian, finian, fithian, flaminian, florian, floridian, freudian, galleon, galyean, garabedian, gaussian, gedeon, geoffrion, gibian, gideon, gillian, gordian, gorgonian, gregorian, grobian, guardian, guderian, gurian, gurion, hadrian, hagopian, halcion, halcyon, hanoverian, harpootlian, hegelian, herculean, historian, holian, holien, homosapien, houstonian, hovnanian, hovsepian, humanitarian, hungarian, hutcheon, hyperborean, hyperion, iberian, illyrian, indian, indianian, iranian, irian, ivorian, jacksonian, jeffersonian, jersian, jillian, jordanian, jovian, julian, julien, junwuxiyan, kachigian, kansian, kantian, karelian, kasabian, kasparian, kazanjian, kazarian, kentuckian, kerien, kerkorian, kervorkian, keshishian, kevorkian, keynesian, kilian, krikorian, kurian, kurkjian, lancastrian, latvian, lauretarian, lesbian, levien, liberian, libertarian, librarian, libyan, lilian, lilien, lillian, lilyan, lithuanian, lorean, lothian, louisianian, lucien, macfadyen, machiavellian, machivellian, madyun, magarian, majoritarian, mammalian, manoogian, marian, marion, markarian, marmion, maximilian, mcfadyen, median, mediterranean, mehrabian, melikian, melkonian, menasion, meridian, meridien, merion, mesopotamian, milian, mississippian, missourian, mitochondrion, moldavian, mondrian, mongolian, mooradian, moravian, mouradian, mozartean, murnian, myreon, najarian, nalbandian, namibian, napoleon, nazarian, nemean, nervion, nestorian, newtonian, nickelodeon, nigerian, nonsectarian, nubian, o'hanian, oblivion, obsidian, octogenarian, odeon, odiaun, oeien, ohanian, olympian, oregonian, orlean, orleanian, orwellian, ovarian, pagurian, pakistanian, palestinian, panamanian, pancanadian, papazian, parliamentarian, parthian, patagonian, pavlovian, pedestrian, pelagian, pennsylvanian, permian, peruvian, perzigian, philibosian, phrygian, planarian, plutonian, pomeranian, praetorian, precambrian, presbyterian, proletarian, providian, pythagorean, quirion, raphalian, rippeon, romanian, rumanian, safian, sahagian, salutatorian, sarafian, scandinavian, scorpion, scythian, sectarian, seminarian, septuagenarian, serbian, shahinian, shakespearean, siberian, sicilian, simeon, simian, simonian, singaporean, skenderian, slepian, slovenian, smithsonian, stelian, stepanian, stepien, stygian, st_julien, subramanian, subterranean, symbion, syrian, tallahassean, tanzanian, tashjian, tasmanian, terrien, terzian, theologian, thespian, thraco-illyrian, timurian, toldrian, topalian, torian, torreon, totalitarian, tyrrhenian, ukrainian, unitarian, urian, usoniam, utilitarian, utopian, valedictorian, valerian, varian, vartanian, vegetarian, venturian, veterinarian, victorian, vivian, vivien, vivienne, wagnerian, washingtonian, wesleyan, yemenidjian, yerian, yugoslavian, yulian, zairian, zakarian, zambian, ziemian, zimbabwean