Ceremony

儀式 /仪式

yíshì

(ritual with religious significance)

儀禮 /仪礼

yílǐ

(formal socially-established behaviour)

典禮 /典礼

diǎnlǐ

(official gathering to celebrate)

式

-shì

(official gathering to celebrate)

祭

jì

(ritual with religious significance)

禮節 /礼节

lǐjié

(formal socially-established behaviour)