adequação, ao, arau, bacalhau, berimbau, bilbao, bissau, blau, burgau, cacau, calau, calhau, cao, carapau, catatau, cau, chau, colorau, curaçau, degrau, esquimau, estanislau, estau, fau, garajau, gau, grau, jau, lacrau, landau, lao, luau, macau, marau, mau, meia-nau, miau, mingau, msau, nau, nicolau, oao, pacau, papanicolau, pardau, pau, piau, pica-pau, prepau, pronau, recacau, remau, sarau, tao, tau, tchau, varapau, vau, venceslau, zau