Where does “understandingness” come from?

understandingness (English) comes from English understanding, from Old English understandan, from Proto-Germanic understandaną, from Proto-Germanic under, from Proto-Indo-European h₁entér, from Proto-Indo-European h₁en — in; in, inside.

understandingness (English): The state or condition of being understanding

Definitions

  1. The state or condition of being understanding

Ancestry of “understandingness”, step by step

understandingness traces back through two separate lines of ancestry.

via English understanding

StepLanguageWordMeaning
1EnglishunderstandingThe act of one that understands or comprehends;...
2Old Englishunderstandanto understand
3Proto-Germanicunderstandanąto stand between, stand in the midst, understand
4Proto-Germanicunderamong, between; under, beneath; under
5Proto-Indo-Europeanh₁entérbetween
6Proto-Indo-Europeanh₁enin; in, inside

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 h₁en