Where does “untreatableness” come from?

untreatableness (English) comes from English untreatable, from English treatable, from French traitable, from French traiter, from Middle French traicter, from Old French traiter, from Latin tractāre, from Latin tractō — Derives action nouns from verb roots.

untreatableness (English): untreatability

Definitions

  1. untreatability

Ancestry of “untreatableness”, step by step

untreatableness traces back through two separate lines of ancestry.

via English untreatable

StepLanguageWordMeaning
1EnglishuntreatableNot treatable; impossible to treat; A person with...
2EnglishtreatableAble to be treated; not incurable; Not...
3Frenchtraitabletreatable; processable
4Frenchtraiterto treat; to take care; to process, spray, coat
5Middle Frenchtraicterto treat
6Old Frenchtraiter
7Latintractāre
8Latintractōto tug, drag or haul
9Latin-tōForms here
10Latin-tusForms the past participle of verbs; Forms...
11Proto-Italic-tus
12Proto-Indo-European-tusDerives action nouns from verb roots

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 -tusEvery word from Latin -tusEvery word from Latin -tō