1. competition between people, groups, or organizations for the same goal or to be better than each other

Examples

• The rivalry between the two schools dates back decades.
• There’s a friendly rivalry between the siblings over who gets better grades.
• The business rivalry led to lower prices for consumers.
• Their political rivalry dominated the headlines.
• The sports rivalry brings out passionate fans from both teams.
• She felt no rivalry toward her coworkers and preferred to collaborate.