Where does “coeterno” come from?

coeterno (Italian) comes from Italian eterno, from Latin aeternus, from Latin aevum, from Latin aevom, from Old Latin aivom, from Proto-Italic aiwom, from Proto-Indo-European h₂eyu-, from Proto-Indo-European h₂ey- — vital force, life, age, eternity; day, morning.

coeterno (Italian): coeternal

Definitions

  1. coeternal

Ancestry of “coeterno”, step by step

coeterno traces back through two separate lines of ancestry.

via Italian eterno

StepLanguageWordMeaning
1Italianeternoeternal, everlasting; eternity; first-person...
2Latinaeternusabiding, lasting, permanent, perpetual; eternal,...
3Latinaevumtime as a single, unified, continuous and...
4LatinaevomArchaic form of aevum
5Old Latinaivomtime, lifetime; age
6Proto-Italicaiwomage
7Proto-Indo-Europeanh₂eyu-vitality; eternal; vital force, life, long life,...
8Proto-Indo-Europeanh₂ey-vital force, life, age, eternity; day, morning

via Spanish eterno

StepLanguageWordMeaning
1Spanisheternoeternal
Every word from Proto-Indo-European h₂ey-
coeterno — Etymology, Origin & Word History | Etymology Explorer