Where does “antiquitous” come from?

antiquitous (English) comes from English antiquity, from Middle English antiquyte, from Old French antiquité, from Latin antiquitas, from Latin antīquus, from Latin ante, from Ancient Greek κλίσις, from Ancient Greek -σῐς — Derives abstract/action nouns from verb roots.

antiquitous (English): Pertaining to antiquity; ancient

Definitions

  1. Pertaining to antiquity; ancient

Ancestry of “antiquitous”, step by step

antiquitous traces back through two separate lines of ancestry.

via English antiquity

StepLanguageWordMeaning
1EnglishantiquityAncient times; faraway history; former ages; The...
2Middle EnglishantiquyteAntiquity; former ages or times; The length of...
3Old Frenchantiquité
4Latinantiquitasantiquity; the good old days; the ancients
5Latinantīquusold, ancient
6Latinantebefore, in front, forwards; before; before,...
7Ancient Greekκλίσιςbending, inclination; a lying down; a place for...
8Ancient Greek-σῐς"suffix forming nouns"
9Ancient Greek-τιςretained after dentals
10Proto-Indo-European-tisDerives abstract/action nouns from verb roots

via English ous

StepLanguageWordMeaning
1Englishousplural of ou
2EnglishouA probably extinct species of Hawaiian...
3AfrikaansouAn old fellow, guy, bloke; attributive form of...
4Dutchoudold
5Middle Dutchoutold
6Old Dutchald
7Proto-West Germanicaldold
8Proto-Germanicaldazold, grown up
9Proto-Indo-Europeanh₂eltós
10Proto-Indo-Europeanh₂él-to grow, nourish
Every word from Proto-Indo-European -tisEvery word from Ancient Greek -σῐςEvery word from Ancient Greek κλίσις