Where does “quidni” come from?

quidni (Latin) comes from Latin quid, from Proto-Italic kʷid, from Proto-Indo-European kʷíd, from Proto-Indo-European kʷís, from Proto-Indo-European kʷi- — interrogative base.

quidni (Latin): why not?

Definitions

  1. why not?

Ancestry of “quidni”, step by step

quidni traces back through two separate lines of ancestry.

via Latin quid

StepLanguageWordMeaning
1Latinquidneuter nominative/accusative singular of quis;...
2Proto-Italickʷid
3Proto-Indo-Europeankʷídneuter nominative/accusative singular of *kʷís
4Proto-Indo-Europeankʷíswho, what; who, which, that; which, what
5Proto-Indo-Europeankʷi-interrogative base

via Latin

StepLanguageWordMeaning
1Latinnot, if...not, unless- an absolutely negative particle like ne so only in combinations
Every word from Proto-Indo-European kʷi-Every word from Proto-Indo-European kʷísEvery word from Proto-Indo-European kʷíd