noun
livening-up; making something lively
Refers to the act of adding liveliness or cheer to a situation, often by one's presence or actions. Commonly used in phrases like 賑やかしに行く (to go to liven things up).
パーティーに賑やかしに行くよ。
I'll go to the party to liven things up.
彼はいつも賑やかしで、場を明るくする。
He's always the life of the party, brightening up the atmosphere.