Where does “nondeleterious” come from?

nondeleterious (English) comes from English deleterious, from Medieval Latin deleterius, from Ancient Greek δηλητήριος, from Ancient Greek δηλητήρ, from Ancient Greek -τήρ, from Proto-Indo-European -tḗr — Derives agent nouns from verbs, denoting someone...

nondeleterious (English): Not deleterious

Definitions

  1. Not deleterious

Ancestry of “nondeleterious”, step by step

nondeleterious traces back through two separate lines of ancestry.

via English deleterious

StepLanguageWordMeaning
1EnglishdeleteriousHarmful often in a subtle or unexpected way;...
2Medieval Latindeleterius
3Ancient Greekδηλητήριοςharmful, damaging, destructive; mischievous
4Ancient Greekδηλητήρdestroyer
5Ancient Greek-τήρAdded to verb stems to form masculine agent nouns
6Proto-Indo-European-tḗrDerives agent nouns from verbs, denoting someone...

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 -tḗrEvery word from Ancient Greek -τήρEvery word from Ancient Greek δηλητήρ