Translation of "unbelievable" - English-Polish dictionary

unbelievable

adjective uk us /ˌʌnbɪˈliːvəbl/
EXTREME

B1 extremely bad or good and making you feel surprised

niewiarygodny, niesamowity
It's unbelievable how lucky she's been.
NOT LIKELY

B2 not probable and difficult to believe

niewiarygodny, nie do uwierzenia
unbelievably adverb

niewiarygodnie

(Translation of “unbelievable” from the Cambridge English–Polish Dictionary © Cambridge University Press)