Where does “unnecessity” come from?

unnecessity (English) comes from English necessity, from Middle English necessite, from Old French necessite, from Latin necessitās, from Latin necesse, from Latin cessus, from Latin cēdō, from Proto-Italic kedō.

unnecessity (English): needlessness; something that is unnecessary

Definitions

  1. needlessness; something that is unnecessary

Ancestry of “unnecessity”, step by step

unnecessity traces back through two separate lines of ancestry.

via English necessity

StepLanguageWordMeaning
1EnglishnecessityThe quality or state of being necessary,...
2Middle Englishnecessite
3Old Frenchnecessite
4Latinnecessitāsnecessity, need, unavoidableness, compulsion, exigency
5Latinnecesseunavoidable, "particularly"
6Latincessusconceded, given up, granted, surrendered,...
7Latincēdōto go, move, proceed, go along, move along
8Proto-Italickedōgive here!
9Proto-Italickehere
10Indo-European*ḱe

via English un

StepLanguageWordMeaning
1EnglishunOne
Every word from Indo-European *ḱeEvery word from Proto-Italic keEvery word from Proto-Italic kedō