Where does “unsubstantialness” come from?

unsubstantialness (English) comes from English unsubstantial, from English substantial, from French substantiel, from Latin substantialis, from Latin substantia, from Latin substāns, from Latin substō, from Latin sub.

unsubstantialness (English): The quality of being unsubstantial

Definitions

  1. The quality of being unsubstantial

Ancestry of “unsubstantialness”, step by step

unsubstantialness traces back through two separate lines of ancestry.

via English unsubstantial

StepLanguageWordMeaning
1EnglishunsubstantialInsubstantial
2EnglishsubstantialHaving a substance; actually existing; Not...
3Frenchsubstantielsubstantial
4Latinsubstantialisof or pertaining to the essence or substance;...
5Latinsubstantiasubstance, essence, material, contents; fortune,...
6Latinsubstāns
7Latinsubstōto hold out, to stand firm
8Latinsubunder, beneath; behind; at the feet of
9Proto-Italicsupounder
10Proto-Indo-Europeanupóunder, below
11Proto-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-
unsubstantialness — Etymology, Origin & Word History | Etymology Explorer