The two companies are fierce rivals in the market.
opponents
Frequency:
80
%
The political opponents clashed during the debate.
foes
Frequency:
75
%
The superhero fought against his arch foes.
archrivals
Frequency:
70
%
The two teams have been archrivals for decades.
nemeses
Frequency:
60
%
Batman and the Joker are sworn nemeses.
Idiomatic Expressions for adversaries
Phrase: keep your friends close and your enemies closer
Meaning: to be cautious and aware of one's adversaries
Usage: In politics, it's important to keep your friends close and your enemies closer to anticipate any threats.