Where does “jointness” come from?

jointness (English) comes from English joint, from Middle English upon, from Middle English up-, from Old English ūp-, from Old English ūp, from Proto-Germanic upp, from Proto-Germanic ub, from Proto-Indo-European upó.

jointness (English): The state or quality of being joint

Definitions

  1. The state or quality of being joint

Ancestry of “jointness”, step by step

jointness traces back through two separate lines of ancestry.

via English joint

StepLanguageWordMeaning
1EnglishjointDone by two or more people or organisations...
2Middle Englishuponupon
3Middle Englishup-
4Old Englishūp-up-
5Old Englishūpup, from above
6Proto-Germanicuppup, upwards
7Proto-Germanicubunder
8Proto-Indo-Europeanupóunder, below
9Proto-Indo-Europeanh₃ewp-

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 h₃ewp-