-ung die
Kündigung
Always 99% of the 1,295 common nouns ending in -ung take die.
Every noun ending in -ung is feminine.
Exceptions der Sprung, der Schwung
die Kündigung
It's die Kündigung. Kündigung is feminine, plural die Kündigungen.
Ich habe die Kündigung bekommen.
I received notice.
Kündigung
Always 99% of the 1,295 common nouns ending in -ung take die.
Every noun ending in -ung is feminine.
Exceptions der Sprung, der Schwung