Portuguese translation of the English word stubborn

Portuguese/English
English → Portuguese
  
EnglishPortuguese (translated indirectly)Esperanto
(obstinate; dogged; headstrong; inveterate; wilful; balky)
birrento
;
obstinado
;
teimoso
🔗 I’m afraid he’s ever so stubborn about these sort of things.

EnglishPortuguese
stubborn⇆ acérrimo; ⇆ aferrado
stubbornness⇆ birra