Where does “assiduus” come from?

assiduus (Latin) comes from Latin assideō, from Latin ad-, from Latin īn-, from Latin în, from Latin en, from Proto-Italic en, from Proto-Indo-European h₁én — in.

assiduus (Latin): constant, regular, perpetual; unremitting,...

Definitions

  1. constant, regular, perpetual; unremitting,...

Ancestry of “assiduus”, step by step

assiduus traces back through two separate lines of ancestry.

via Latin assideō

StepLanguageWordMeaning
1Latinassideōto sit by or near someone or something
2Latinad-to; usually prefixed to verbs, in which cases it...
3Latinīn-un-, non-, not
4Latinînin, at, on, upon, from (space)
5Latinenlookǃ beholdǃ; reallyǃ?; come onǃ
6Proto-Italicenin
7Proto-Indo-Europeanh₁énin

via Latin assidēre

StepLanguageWordMeaning
1Latinassidēre

Words derived from “assiduus

Every word from Proto-Indo-European h₁énEvery word from Latin īn-Every word from Latin ad-