Here are some key aspects of rivalry:
* Competition: It involves striving for the same goal or prize.
* Antagonism: It suggests hostility or a desire to outdo the other.
* Mutual: It usually involves two or more entities actively competing against each other.
Examples:
* Sports rivalry: The rivalry between the Lakers and the Celtics in basketball.
* Business rivalry: The rivalry between Apple and Samsung in the smartphone market.
* Personal rivalry: The rivalry between two siblings for their parents' attention.
Synonyms:
* Competition
* Contention
* Antagonism
* Feud
* Strife
* Conflict
* Enmity
Antonyms:
* Cooperation
* Collaboration
* Harmony
* Agreement