Where does “nonillness” come from?

nonillness (English) comes from English illness, from English -ness, from Middle English -nesse, from Old English -nes, from Proto-West Germanic -nassī, from Proto-Germanic -inassuz, from Proto-West Germanic -ī, from Proto-Germanic -į̄ — Creates collective nouns, which refer to groups...

nonillness (English): Absence of illness; a state that is not illness

Definitions

  1. Absence of illness; a state that is not illness

Ancestry of “nonillness”, step by step

nonillness traces back through two separate lines of ancestry.

via English illness

StepLanguageWordMeaning
1EnglishillnessAn instance of a disease or poor health; A state...
2English-nessAppended to adjectives to form nouns meaning "the...
3Middle English-nesseAffixed to adjectives to form abstract nouns...
4Old English-nesUsed to form abstract nouns, usually from...
5Proto-West Germanic-nassīUsed to form abstract nouns, usually from...
6Proto-Germanic-inassuz-ness
7Proto-West Germanic-ness, -th
8Proto-Germanic-į̄-th
9Proto-Indo-European-íh₂
10Proto-Indo-European-h₂Creates collective nouns, which refer to groups...

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 -h₂