WordNet: ceremonial, ceremonial occasion, ceremony, observance

a formal event performed on a special occasion; "a ceremony commemorating Pearl Harbor"

• hypernym affair, function, occasion, social function, social occasion

• hyponym circumstance

• hyponym funeral

• hyponym hymeneals, nuptials, wedding, wedding ceremony

• hyponym pageant, pageantry

• hyponym dedication

• hyponym opening

• hyponym commemoration, memorialisation, memorialization

• hyponym military ceremony

• hyponym induction, initiation, installation

• hyponym exercise

• hyponym fire walking

• hyponym formalities, formality

• hyponym Maundy

• hyponym potlatch

ceremonial

• (englanti) ceremonial (derivationally related)
• (suomi) juhlamenot (synonyymi)

ceremonial occasion

• (suomi) juhlatilaisuus (synonyymi)

ceremony

• (englanti) ceremonial (derivationally related)
• (suomi) seremonia (synonyymi)

observance

• (englanti) observe (derivationally related)
• (suomi) riitti (synonyymi)