Peripheral rhymes with:
pfefferle, aberle, admiral, agricultural, anderle, architectural, bauerle, behavioral, beierle, bilateral, canaveral, collateral, corporal, countercultural, cultural, dieterle, directoral, doctoral, doggerel, eberle, eckerle, electoral, enderle, ephemeral, federal, federle, femoral, funeral, gen, gen., general, guttural, haberle, haeberle, hammerle, heberle, horticultural, humoral, inaugural, inderal, infrastructural, intercultural, kimmerle, kuril, laperle, lateral, liberal, literal, litteral, littoral, mackerel, mayoral, mellaril, mineral, multicultural, multilateral, natural, neoliberal, nomenclatural, nonagricultural, numeral, oberle, oesterle, pastoral, pectoral, pepperell, petromineral, pfefferle, pickeral, pickerel, pickerell, plurilateral, postdoctoral, prefectural, procedural, scriptural, sculptural, sectoral, snydergeneral, structural, supernatural, temporal, trilateral, unilateral, unnatural, visceral, wackerle, wetherell, wetherill, witherell, zimmerle