かんせい歓声kansei
1.

An exuberant vocal expression of joy or excitement, often used to celebrate an event or accomplishment.

2.

A loud, enthusiastic shout that conveys happiness and support, typically heard during gatherings or performances.

3.

A collective outburst of gladness from a group, characterized by raised voices and often accompanied by applause or other forms of encouragement.

Example:

群集は嬉しさのあまり歓声を上げた。

だいかんせい大歓声daikansei
1.

A raucous and enthusiastic expression of approval or support from a crowd, often accompanying performances or events.

2.

A vigorous and exuberant vocal response, typically characterized by clapping and shouting, demonstrating collective joy or excitement.