Where does “sevenness” come from?

sevenness (English) comes from English seven, from Middle English seven, from Old English seofon, from Proto-West Germanic sebun, from Proto-Germanic sebun, from Proto-Germanic sebunt, from Proto-Indo-European septḿ̥ — seven.

sevenness (English): The property of being seven in number

Definitions

  1. The property of being seven in number

Ancestry of “sevenness”, step by step

sevenness traces back through two separate lines of ancestry.

via English seven

StepLanguageWordMeaning
1EnglishsevenA numerical value equal to 7; the number...
2Middle Englishsevenseven; Alternative form of sweven
3Old Englishseofonseven
4Proto-West Germanicsebunseven
5Proto-Germanicsebunseven
6Proto-Germanicsebunt
7Proto-Indo-Europeanseptḿ̥seven

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 septḿ̥