賑にぎやかす

godan verb (-su), transitive verb

liven up; make lively; add excitement to

Used when someone or something brings energy, noise, or cheer to a place or event. Often implies a positive, festive atmosphere.

• 彼かれの冗じょう談だんがパーティーを賑にぎやかした。

  His jokes livened up the party.

• 子こどもたちの声こえが静しずかな公こう園えんを賑にぎやかしている。

  The children's voices are making the quiet park lively.