Where does “irritableness” come from?

irritableness (English) comes from English irritable, from French irritable, from Latin irritabilis, from Latin irrito, from Latin irritus, from Latin ratus, from Latin rēōr, from Proto-Italic rēōr — to fit, to fix, to put together.

irritableness (English): The quality of being irritable

Definitions

  1. The quality of being irritable

Ancestry of “irritableness”, step by step

irritableness traces back through two separate lines of ancestry.

via English irritable

StepLanguageWordMeaning
1EnglishirritableCapable of being irritated; Easily exasperated or...
2Frenchirritableirritable
3Latinirritabilisirritable, irascible, short-tempered; excitable,...
4LatinirritoI incite, excite, stimulate, instigate, provoke;...
5Latinirritusinvalid, void, null and void; ineffective,...
6Latinratusconsidered, having been considered; established,...
7Latinrēōrto reckon, calculate
8Proto-Italicrēōrto reckon, to calculate; to think, to deem, to...
9Proto-Indo-Europeanh₂reh₁-to think, reason; to arrange
10Proto-Indo-Europeanh₂er-to fit, to fix, to put together

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 h₂er-Every word from Proto-Indo-European h₂reh₁-Every word from Proto-Italic rēōr