411 REFERENCE · Wiktionary
-ennio
Reference material by Wiktionary contributors. This retains its source identity and is not 411 news reporting.
Italian
Etymology
it la -ennium, from la -ennis (la annus + la -is) + la -ium.
Pronunciation
^è
Suffix
m
it no longer productive forms nouns from numbers, meaning "period of ~ years"
it mille a thousand millennio millennium
it dieci ten decennio decade
it trenta thirty trentennio a period of thirty years