Where does “nontreatment” come from?

nontreatment (English) comes from English treatment, from English treat, from Middle English treten, from Old French tretier, from Latin tractāre, from Latin tractō, from Latin -tō, from Latin -tus — Derives action nouns from verb roots.

nontreatment (English): Lack or absence of medical treatment

Definitions

  1. Lack or absence of medical treatment

Ancestry of “nontreatment”, step by step

nontreatment traces back through two separate lines of ancestry.

via English treatment

StepLanguageWordMeaning
1EnglishtreatmentThe process or manner of treating someone or...
2EnglishtreatTo negotiate, discuss terms, bargain; To...
3Middle Englishtreten
4Old Frenchtretier
5Latintractāre
6Latintractōto tug, drag or haul
7Latin-tōForms here
8Latin-tusForms the past participle of verbs; Forms...
9Proto-Italic-tus
10Proto-Indo-European-tusDerives action nouns from verb roots

via English non

StepLanguageWordMeaning
1EnglishnonObsolete form of none
2Frenchnonno; not; a no, a negative response
3Old Frenchnonno; not; Alternative form of nom
4Latinnōnnot
5Old Latinnoenum
6Proto-Indo-Europeanóynosone; single
Every word from Proto-Indo-European -tusEvery word from Latin -tusEvery word from Latin -tō