enemy
US /ˈen.ə.mi/
UK /ˈen.ə.mi/

1.
враг, противник
a person who is actively opposed or hostile to someone or something
:
•
He made many enemies during his political career.
Он нажил много врагов за свою политическую карьеру.
•
The two countries have been enemies for decades.
Две страны были врагами на протяжении десятилетий.