Where does “vīcennium” come from?

vīcennium (Latin) comes from Latin vīcennis, from Latin vīciēs, from Latin annus, from Proto-Italic atnos, from Proto-Indo-European h₂et-no-, from Proto-Indo-European h₂et- — grass.

vīcennium (Latin): vicennium, a twenty-year period

Definitions

vicennium, a twenty-year period

Ancestry of “vīcennium”, step by step

Step	Language	Word	Meaning
1	Latin	vīcennis	celebrated or occuring every twenty years, vicennial
2	Latin	vīciēs	twenty times
3	Latin	annus	year; time; season
4	Proto-Italic	atnos	year
5	Proto-Indo-European	h₂et-no-	—
6	Proto-Indo-European	h₂et-	grass

Words derived from “vīcennium”

vicennial
vīcennālia

Every word from Proto-Indo-European h₂et- →Every word from Proto-Indo-European h₂et-no- →Every word from Proto-Italic atnos →