祝宴(しゅくえん)

しゅくえん
noun
banquet; celebration feast
formalwrittenleisure
1. banquet; celebration feast; festive banquet
A formal meal or feast held to celebrate a happy occasion such as a wedding, promotion, or other milestone. More formal than a casual party.
祝宴(しゅくえん)を開(ひら)く。
To hold a celebration banquet.
A grand banquet was held after the wedding ceremony.
A celebration banquet was held for the entire team to commemorate the championship victory.

Common collocations: 祝宴(しゅくえん)を開(ひら)く (to hold a banquet), 祝宴(しゅくえん)を催(もよお)す (to host a banquet), 祝宴(しゅくえん)に招(まね)かれる (to be invited to a banquet). A formal, literary word; everyday speech more commonly uses お祝(いわ)いの会(かい) or パーティー. Related: 宴会(えんかい) (banquet — more general, not necessarily celebratory), 披露宴(ひろうえん) (wedding reception — specifically for weddings), 饗宴(きょうえん) (feast — literary).