testa-de-ferro

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