rivalrous
Definitions
Characterized by or inclined to rivalry; competitive.
Relating to a good or resource for which one person's consumption reduces the amount available for others.
Examples
The two companies maintained a rivalrous relationship as they competed for dominance in the global tech market.
Despite their rivalrous history on the playing field, the two athletes shared a deep mutual respect off the court.
Synonyms
competitive emulous contentious combative ambitious adversarial opposing
Antonyms
cooperative collaborative harmonious peaceful friendly supportive uncompetitive