Arch-rival
Opponent and arch-rival are semantically related. In some cases you can use "Opponent" instead a noun phrase "Arch-rival".
Opponent
Opponent noun - One that takes a position opposite another in a competition or conflict.
Arch-rival and opponent are semantically related. You can use "Arch-rival" instead a noun "Opponent".
Mutual synonyms
Cite this Source
Opponent and Arch-rival. (2017). Retrieved 2026, August 01, from https://thesaurus.plus/related/arch-rival/opponent
Arch-rival & Opponent. N.p., 2017. Web. 01 Aug. 2026. <https://thesaurus.plus/related/arch-rival/opponent>.
Opponent or Arch-rival. 2017. Accessed August 01, 2026. https://thesaurus.plus/related/arch-rival/opponent.