would kill
Sabia que um dia se matariam de verdade.
I knew that one day they would really kill each other.
— A Pele Que Habito (2011)
Todas aqui matariam pra ter Billy Flynn de advogado.
Every one of them here would kill to have Billy Flynn as their lawyer.
— Chicago (2002)
Ai eles nos avisaram e disseram que se acontecesse de novo, nos matariam.
Then they warned us and said that if it happened again, they would kill us.
— Os Falsários (2007)