Where does “equineness” come from?

equineness (English) comes from English equine, from Latin equinus, from Latin equus, from Proto-Italic ekwos, from Proto-Indo-European h₁éḱwos, from Proto-Indo-European h₁oh₁ḱu- — swift.

Ancestry of “equineness”, step by step

equineness traces back through two separate lines of ancestry.

via English equine

StepLanguageWordMeaning
1EnglishequineOf or relating to a horse or horses; Of or...
2Latinequinushorses; equine
3Latinequusa horse; a steed, charger
4Proto-Italicekwoshorse
5Proto-Indo-Europeanh₁éḱwosstallion, horse
6Proto-Indo-Europeanh₁oh₁ḱu-swift

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 h₁oh₁ḱu-