"kardynalny błąd" in inglés — Polish-inglés dictionary | Mirar "kardynalny błąd" in Polish

"kardynalny błąd" — Collocation dictionary inglés

fatal mistake collocation
  1. fatal adjetivo + mistake sustantivo = kardynalny błąd
    Very strong collocation

    But then we asked him a bit more about it and he made his fatal mistake.