sworn (EN)

adjective

adjective “sworn”

1. deeply committed or dedicated (usually followed by nouns such as "enemy" or "foe")
   Mellen Iech un, fir d'Iwwersetzungen vun den Beispillsätz an d'monolingual Definitioune vun all Wuert ze gesinn.

   Despite their families' long history of friendship, they became sworn enemies after the competition.