Where does “inadequately” come from?

Inadequately comes from English inadequate, from Latin adaequatus meaning "made equal to," from Latin adaequare, ultimately from Proto-Indo-European ád.

inadequately (English): In an inadequate manner

Definitions

  1. In an inadequate manner

Ancestry of “inadequately”, step by step

StepLanguageWordMeaning
1EnglishinadequateNot adequate; not fit for the purpose; An...
2EnglishadequateEqual to or fulfilling some requirement; To...
3Latinadaequatusequal; adequate
4Latinadaequāre
5Latinad-to; usually prefixed to verbs, in which cases it...
6Latinīn-un-, non-, not
7Latinînin, at, on, upon, from (space)
8Latinenlookǃ beholdǃ; reallyǃ?; come onǃ
9Proto-Italicenin
10Proto-Indo-Europeanh₁énin
Every word from Proto-Indo-European h₁én