Where does “moot point” come from?

moot point (English) comes from English moot, from English mutual, from Middle French mutuel, from Latin mūtuus, from Latin muto, from Latin -ium, from Latin -ius, from Proto-Italic -jōs — Creates adjectives from noun or verb stems.

moot point (English): An issue that is subject to, or open for, discussion or debate, to which no satisfactory answer is found; originally, one to be definitively determined by an assembly of the people

Definitions

  1. An issue that is subject to, or open for, discussion or debate, to which no satisfactory answer is found; originally, one to be definitively determined by an assembly of the people

Ancestry of “moot point”, step by step

moot point traces back through two separate lines of ancestry.

via English moot

StepLanguageWordMeaning
1EnglishmootSubject to discussion (originally at a moot); arguable, debatable, unsolved or impossible to solve
2EnglishmutualHaving the same relationship, each to each other;...
3Middle Frenchmutuelmutual
4Latinmūtuusborrowed, lent
5LatinmutoI move, remove; I alter, change, modify,...
6Latin-iumSuffix used to form abstract nouns, sometimes...
7Latin-iusforming adjectives from nouns; nominative neuter...
8Proto-Italic-jōsForms comparative adjectives
9Proto-Indo-European-yósCreates adjectives from noun or verb stems

via English point

StepLanguageWordMeaning
1EnglishpointA discrete division of something; A sharp...
2Middle Englishpoint
3Old Frenchpointa sting; a prick; moment; time; dot
4Latinpūnctumpoint
5Latinpunctuspricked, punctured, pierced, having been pricked;...
6Latin-tusForms the past participle of verbs; Forms...
7Proto-Italic-tus
8Proto-Indo-European-tusDerives action nouns from verb roots
Every word from Proto-Indo-European -yós