Where does “fastuousness” come from?

fastuousness (English) comes from English fastuous, from Latin fastuosus, from Latin fastus, from Latin fas, from Proto-Indo-European bʰeh₂os, from Proto-Indo-European bʰeh₂-, from Proto-Indo-European bʰeh₂-s-ri-.

fastuousness (English): haughtiness; pride

Definitions

  1. haughtiness; pride

Ancestry of “fastuousness”, step by step

fastuousness traces back through two separate lines of ancestry.

via English fastuous

StepLanguageWordMeaning
1Englishfastuousproud; haughty; disdainful
2Latinfastuosus
3Latinfastusallowed; A day on which courts sat; court...
4Latinfasdictates of religion, divine law (opp. iūs, human law), or an obligation thereunder
5Proto-Indo-Europeanbʰeh₂osutterance, saying
6Proto-Indo-Europeanbʰeh₂-to shine, glow light; to speak, say
7Proto-Indo-Europeanbʰeh₂-s-ri-

via English Ness

StepLanguageWordMeaning
1EnglishNessAn Ulster princess and the mother of Conchobar mac Nessa and Findchoem in the Ulster Cycle of Irish mythology. Daughter of Eochaid Sálbuide. Also the mother of Cormac Cond Longas by incest with Conchobar mac Nessa
2Middle Englishnesse
3Old Englishnæsnot, not at all; not; first/third-person singular...
4Proto-Germanicnasjąfoothill; headland; cape
5Proto-Indo-Europeannéh₂snose
Every word from Proto-Indo-European bʰeh₂-s-ri-