Where does “arcaneness” come from?

arcaneness (English) comes from English arcane, from Latin arcānus, from Latin arca, from Latin arceo, from Proto-Italic arkeō, from Proto-Indo-European h₂erk- — to protect, guard, hold, lock.

arcaneness (English): The quality of being arcane

Definitions

  1. The quality of being arcane

Ancestry of “arcaneness”, step by step

arcaneness traces back through two separate lines of ancestry.

via English arcane

StepLanguageWordMeaning
1EnglisharcaneUnderstood by only a few; Obscure, mysterious;...
2Latinarcānushidden, secret, private, mysterious
3Latinarcachest, box, coffer, safe; coffin; ark
4LatinarceoI shut up, enclose; box in; I keep off, ward off;...
5Proto-Italicarkeōto contain
6Proto-Indo-Europeanh₂erk-to protect, guard, hold, lock

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 h₂erk-Every word from Proto-Italic arkeōEvery word from Latin arceo