Where does “underassertiveness” come from?

underassertiveness (English) comes from English assertive, from English assert, from Latin assertus, from Latin asserō, from Latin ad-, from Latin īn-, from Latin în, from Latin en — in.

underassertiveness (English): A tendency toward being underassertive; social timidity

Definitions

  1. A tendency toward being underassertive; social timidity

Ancestry of “underassertiveness”, step by step

underassertiveness traces back through 3 separate lines of ancestry.

via English assertive

StepLanguageWordMeaning
1EnglishassertiveBoldly self-assured; confident without being...
2EnglishassertTo declare with assurance or plainly and...
3Latinassertusdeclared free, set free, liberated, having been...
4Latinasserōto sow, plant or set near something
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

via English under

StepLanguageWordMeaning
1EnglishunderIn or at a lower level than; As a subject of;...
2Middle Englishunderunder
3Old Englishunderunder, beneath
4Proto-Germanicunderamong, between; under, beneath; under
5Proto-Indo-Europeanh₁entérbetween
6Proto-Indo-Europeanh₁enin; in, inside

via English Ness

StepLanguageWordMeaning
1EnglishNessAn Ulster princess and the mother of Conchobar mac Nessa and Findchoem in the Ulster Cycle of Irish mythology. Daughter of Eochaid Sálbuide. Also the mother of Cormac Cond Longas by incest with Conchobar mac Nessa
2Middle Englishnesse
3Old Englishnæsnot, not at all; not; first/third-person singular...
4Proto-Germanicnasjąfoothill; headland; cape
5Proto-Indo-Europeannéh₂snose
Every word from Proto-Indo-European h₁énEvery word from Latin īn-Every word from Latin ad-