Where does “Aquitanian” come from?

Aquitanian (English) comes from English Aquitania, from Latin Aquitania, from Latin aqua, from Proto-Italic akʷā, from Proto-Indo-European h₂ekʷeh₂ — water, flowing water.

Aquitanian (English): Of or pertaining to Aquitania, now called...

Definitions

  1. Of or pertaining to Aquitania, now called...

Ancestry of “Aquitanian”, step by step

Aquitanian traces back through two separate lines of ancestry.

via English Aquitania

StepLanguageWordMeaning
1EnglishAquitania
2LatinAquitaniaAquitaine
3Latinaquawater
4Proto-Italicakʷāwater
5Proto-Indo-Europeanh₂ekʷeh₂water, flowing water

via English N

StepLanguageWordMeaning
1EnglishNThe ordinal number fourteenth, derived from this...
Every word from Proto-Indo-European h₂ekʷeh₂Every word from Proto-Italic akʷāEvery word from Latin aqua