boca-a-boca

== Portuguese == === Noun === boca-a-boca m (uncountable) pre-reform spelling (used until 1990) of boca a boca; still used where the agreement hasn’t come into effect and may occur as a sporadic misspelling === Further reading === “boca-a-boca”, in Dicionário Priberam da Língua Portuguesa (in Portuguese), Lisbon: Priberam, 2008–2026