变坏 /biànhuài/ angolul

break bad▼(to go wrong, to turn toward immorality or crime)
verb

deteriorate [deteriorated, deteriorating, deteriorates]▼(grow worse)
verb
[UK: dɪ.ˈtɪə.rɪə.reɪt] [US: də.ˈtɪ.riə.ˌret]

mar [marred, marring, mars]▼(to spoil, to damage)
verb
[UK: mɑː(r)] [US: ˈmɑːr]

worsen [worsened, worsening, worsens]▼(intransitive: get worse)
verb
[UK: ˈwɜː.sən] [US: ˈwɝː.sən]