The story
- Latin · borrowed fromtrīcennālia
- English todaytricennalia
From Latin trīcennālia, from trīcennium (“30-year period”) + -ālia (“-alia: forming the names of festivals”), from trīcennis (“30-year”) + -ium (“forming abstract nouns”), from trīciēs (“thirty each”) + annus (“year”) + -is (“forming compound adjectives”). Equivalent to tricennium + -alia.
Etymology from Wiktionary, CC BY-SA 4.0.