Friends cheered enthusiastically for each other's triumphs.
Meaning: This means the friends were very happy and excited for each other's successes.
Choice of Words: Friends are people who are close to each other and care about each other. Cheered means to shout or make noise to show support or approval. Enthusiastically means with great excitement or eagerness. Triumphs are great victories or achievements.
Alternative Expressions
Related Expressions