unthinkable

BrE /ʌnˈθɪŋkəbl/ AmE /ʌnˈθɪŋkəbl/

adjective en → es

1 IMPOSSIBLE TO CONSIDER [attributive / predicative] B2

so shocking or surprising that you cannot think about it, accept it, or believe it is possible

impensable, inaudito, increíble

Collocations unthinkable idea · unthinkable situation

It would be unthinkable to cancel the event.

Sería impensable cancelar el evento.

2 EXTREMELY BAD [attributive / predicative] C1

extremely bad or shocking; unacceptable

inadmisible, inaudito, terrible

Collocations unthinkable behavior · unthinkable act

The company's actions were unthinkable.

Las acciones de la empresa fueron inadmisibles.