se tornado

have become; become

→ se
phrase Rare #38,160
have become; become This is the past participle form used with auxiliar verbs in compound tenses, especially after ter/haver/estar. It describes a change into a different state, role, or identity.
PO: Eu temo que este tenha se tornado um mau relacionamento.
EN: I fear that this has become a bad relationship.

O pai da Ana era jornalista que recentemente havia se tornado político.

Ana's father was a journalist who had recently become a politician.

— E Sua Mãe Também (2001)

Eu temo que este tenha se tornado um mau relacionamento.

I fear this has turned into a bad relationship.

— Simplesmente Amor (2003)

É como se ele tivesse se tornado uma criatura completamente diferente!

It's as if he's become a completely different creature!

— Demon Slayer: Kimetsu no Yaiba Castelo Infinito (2025)

Um lobo muito velho tinha se tornado inútil.

A very old wolf had become useless.

— Lazzaro Felice (2018)

Tinha-se tornado num demônio e um dia atacou a minha aldeia.

He had turned into a demon and one day he attacked my village.

— Princesa Mononoke (1997)