archrival
noun/ɑː(ɹ)t͡ʃˈɹaɪvəl/
Etymology From arch- + rival.
1
A chief rival.
- The New York Yankees are playing their archrival the Boston Red Sox tonight.
- Derived terms
- archrivalry
Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.