Where does “iracundity” come from?

iracundity (English) comes from English iracund, from Latin īrācundus, from Latin īra, from Latin eira, from Proto-Italic eisā, from Proto-Indo-European h₁eys- — to propel; to move quickly.

iracundity (English): anger; irritability

Definitions

  1. anger; irritability

Ancestry of “iracundity”, step by step

iracundity traces back through two separate lines of ancestry.

via English iracund

StepLanguageWordMeaning
1EnglishiracundAngry; irritable
2Latinīrācundushasty of temper, hot-tempered, irritable, irascible, predisposed to anger, prone to anger, quick to anger; passionate, wrathful
3Latinīraire, anger, wrath
4Latineira
5Proto-Italiceisā
6Proto-Indo-Europeanh₁eys-to propel; to move quickly

via English ity

StepLanguageWordMeaning
1Englishity
2Ingrian-uUsed to form nouns from verbs
Every word from Proto-Indo-European h₁eys-Every word from Proto-Italic eisāEvery word from Latin eira