Where does “quadrennially” come from?

quadrennially (English) comes from English quadrennial, from Latin quadriennium, from Latin quadriennis, from Latin annus, from Proto-Italic atnos, from Proto-Indo-European h₂et-no-, from Proto-Indo-European h₂et- — grass.

quadrennially (English): Every four years

Definitions

  1. Every four years

Ancestry of “quadrennially”, step by step

quadrennially traces back through two separate lines of ancestry.

via English quadrennial

StepLanguageWordMeaning
1EnglishquadrennialHappening every four years; Lasting for four...
2Latinquadrienniumperiod of four years
3Latinquadriennisfour-year-old
4Latinannusyear; time; season
5Proto-Italicatnosyear
6Proto-Indo-Europeanh₂et-no-
7Proto-Indo-Europeanh₂et-grass

via English ly

StepLanguageWordMeaning
1EnglishlyAbbreviation of light-year
2VietnameselyAlternative spelling of li
Every word from Proto-Indo-European h₂et-Every word from Proto-Indo-European h₂et-no-Every word from Proto-Italic atnos
quadrennially — Etymology, Origin & Word History | Etymology Explorer