Where does “vaultage” come from?

vaultage (English) comes from English age, from Middle English age, from Old French aage, from Vulgar Latin aetaticum, from Latin aetās, from Latin aevitās, from Proto-Italic aiwotāts, from Proto-Indo-European h₂eyu- — vital force, life, age, eternity; day, morning.

vaultage (English): A vaulted place or arched cellar; Vaulted work

Definitions

  1. A vaulted place or arched cellar; Vaulted work

Ancestry of “vaultage”, step by step

vaultage traces back through two separate lines of ancestry.

via English age

StepLanguageWordMeaning
1EnglishageThe whole duration of a being, whether animal,...
2Middle EnglishageThe age of someone or rarely something; how old someone is
3Old Frenchaageage
4Vulgar Latinaetaticumage
5Latinaetāsthe period of a life: lifetime, lifespan
6Latinaevitās
7Proto-Italicaiwotātsage
8Proto-Indo-Europeanh₂eyu-vitality; eternal; vital force, life, long life,...
9Proto-Indo-Europeanh₂ey-vital force, life, age, eternity; day, morning

via English vault

StepLanguageWordMeaning
1EnglishvaultAn arched masonry structure supporting and...
2Middle Frenchvolterto turn or spin around; to frolic
3Italianvoltareto turn; to flip; to make turn; to rotate
4Vulgar Latin*volvitare
5Latinvolverethird-person plural perfect active indicative of...
6LatinvolvoI roll, tumble
7Proto-Indo-Europeanwelw-hair, wool, grass, ear , forest; to turn, wind,...
8Proto-Indo-EuropeanwēlH-to roll, to undulate
9Proto-Indo-EuropeanwelH-to turn, to wind
Every word from Proto-Indo-European h₂ey-