Where does “irritable” come from?

irritable (Spanish) comes from Latin irritabilis, from Latin irrito, from Latin irritus, from Latin ratus, from Latin rēōr, from Proto-Italic rēōr, from Proto-Indo-European h₂reh₁-, from Proto-Indo-European h₂er- — to fit, to fix, to put together.

irritable (Spanish): irritable, cranky, testy, tetchy, prickly,...

Definitions

  1. irritable, cranky, testy, tetchy, prickly,...

Ancestry of “irritable”, step by step

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

Words derived from “irritable

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