Where does “nonadequate” come from?

nonadequate (English) comes from English adequate, from Latin adaequatus, from Latin adaequāre, from Latin ad-, from Latin īn-, from Latin în, from Latin en, from Proto-Italic en — in.

nonadequate (English): Not adequate; inadequate

Definitions

  1. Not adequate; inadequate

Ancestry of “nonadequate”, step by step

nonadequate traces back through two separate lines of ancestry.

via English adequate

StepLanguageWordMeaning
1EnglishadequateEqual to or fulfilling some requirement; To...
2Latinadaequatusequal; adequate
3Latinadaequāre
4Latinad-to; usually prefixed to verbs, in which cases it...
5Latinīn-un-, non-, not
6Latinînin, at, on, upon, from (space)
7Latinenlookǃ beholdǃ; reallyǃ?; come onǃ
8Proto-Italicenin
9Proto-Indo-Europeanh₁énin

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 h₁énEvery word from Latin īn-Every word from Latin ad-