1 Sílaba
bnu, bur, bus, cdu, cgu, chus, co, cpu, cru, cruz, crú, csu, cu, cus, do, dos, fco, fdu, flux, fu, gnu, gnus, hu, jus, lho, lhos, lo, los, lux, luz, mcu, mnu, mo, mos, mru, mu, mur, nhu, no, nos, npo, nu, nú, o, por, pro, psu, puf, pus, ru, so, sos, sul, sus, truz, tu, u, uf, uh, ur, ut, vos
2 Sílabas
abu, ahu, ainu, alu, amur, angu, apu, artur, azul, bambu, bambus, bangu, bauru, baú, bitu, bubu, burnu, burnus, cactus, caju, campus, caput, capuz, cauchu, cautchu, chuchu, chuchus, compus, conduz, cool, corpus, cujus, cuscuz, deduz, depus, dispus, donut, ecus, elbrus, expus, grisu, grã-cruz, gugu, guru, hindu, hindus, ictus, igcu, iglu, impus, induz, ipu, itu, jacu, jaú, jesus, kuru, linus, linux, locus, lulu, manchu, menu, menus, meru, milu, miru, nandu, negus, obus, opus, paul, peru, perus, pospus, prepus, produz, propus, raul, recru, reduz, reno, repus, rufus, saul, seduz, status, supus, tabu, tatus, timbu, tipu, tofu, tolu, traduz, transpus, truz-truz, tutu, udu, urdu, uru, versus, virus, vudu, vuvu, xampu
3 Sílabas
abajur, aburu, acaju, alcatruz, alcaçuz, andaluz, ano-luz, antepus, arcabuz, autobus, avestruz, belzebu, benelux, cachapuz, calembur, calulu, canguru, cangurus, canguçu, canguçus, canopus, caribu, caruru, carurus, contraluz, contrapus, decompus, entreluz, esaú, franciú, gabiru, glamour, habitus, iguaçu, indispus, interpus, introduz, istambul, jabiru, joule, jururu, jururus, marabu, meia-luz, mercosul, minibus, minino, pano-cru, predispus, pressupus, quebra-luz, reconduz, reproduz, seminu, sobrecu, sobrepus, submenu, submenus, superno, superpus, sururu, urubu, urubus, urubú
4 Sílabas
aerobus, aracaju, cidade-luz, exequatur, imprimatur, mandacaru, mandacarus, paraguaçu, surucucu, tiramisu