Where does “sixness” come from?

sixness (English) comes from English Six, from Middle English six, from Old English six, from Proto-West Germanic sehs, from Proto-Germanic sehs, from Proto-Indo-European swéḱs — six.

sixness (English): The property of being six in number

Definitions

  1. The property of being six in number

Ancestry of “sixness”, step by step

sixness traces back through two separate lines of ancestry.

via English Six

StepLanguageWordMeaning
1EnglishSixintelligence service
2Middle Englishsixsix
3Old Englishsixsix
4Proto-West Germanicsehssix
5Proto-Germanicsehssix
6Proto-Indo-Europeanswéḱssix

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 swéḱs