fateful
US /ˈfeɪt.fəl/
UK /ˈfeɪt.fəl/

1.
fatale, funesto
having far-reaching and often disastrous consequences or implications
:
•
The decision to invade was a fateful one.
La decisione di invadere fu fatale.
•
They met on a fateful night in Paris.
Si incontrarono in una notte fatale a Parigi.