Where does “posteriorness” come from?

posteriorness (English) comes from English posterior, from Latin posterior, from Latin posterus, from Latin post, from Latin poste, from Proto-Italic posti, from Proto-Indo-European pósti, from Proto-Indo-European pós — afterwards, post; by, at.

posteriorness (English): The quality of being posterior

Definitions

  1. The quality of being posterior

Ancestry of “posteriorness”, step by step

posteriorness traces back through two separate lines of ancestry.

via English posterior

StepLanguageWordMeaning
1EnglishposteriorLocated behind, or towards the rear of an object;...
2Latinposteriorcoming after, later; next, following; further to...
3Latinposterusfollowing, next, coming after; inferior
4Latinpostbehind; after, since, besides, except; behind,...
5Latinposteablative singular of postis
6Proto-Italicpostibehind, after
7Proto-Indo-Europeanpóstiafter
8Proto-Indo-Europeanpósafterwards, post; by, at

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 pós