Where does “nonsanity” come from?

nonsanity (English) comes from English sanity, from English -ity, from Middle English -ite, from Old French -ité, from Latin -itās, from Proto-Indo-European -teh₂ts, from Proto-Indo-European -teh₂, from Proto-Indo-European -tós — Creates verbal adjectives from verb stems.

nonsanity (English): A lack of sanity; the condition of not being sane; as

Definitions

  1. A lack of sanity; the condition of not being sane; as

Ancestry of “nonsanity”, step by step

nonsanity traces back through two separate lines of ancestry.

via English sanity

StepLanguageWordMeaning
1EnglishsanityThe condition of being sane; Reasonable and...
2English-ityUsed to form a noun from an adjective;...
3Middle English-ite
4Old French-ité-ity
5Latin-itās
6Proto-Indo-European-teh₂tsUsed to form nouns representing state of being
7Proto-Indo-European-teh₂Used to form nouns representing state of being
8Proto-Indo-European-tósCreates verbal adjectives from verb stems

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 -tósEvery word from English -ityEvery word from Latin -itās