Where does “twindom” come from?

twindom (English) comes from English DOM, from English dominance, from English -ance, from Middle English -aunce, from Old French -ance, from Latin -ia, from Latin -ius, from Proto-Italic -jōs — Creates adjectives from noun or verb stems.

twindom (English): The state, condition, or world of twins; twins...

Definitions

  1. The state, condition, or world of twins; twins...

Ancestry of “twindom”, step by step

twindom traces back through two separate lines of ancestry.

via English DOM

StepLanguageWordMeaning
1EnglishDOMInitialism of date of marriage; Initialism of...
2EnglishdominanceThe state of being dominant; of prime importance;...
3English-anceAdded to an adjective or verb to form a noun...
4Middle English-aunceForms nouns indicating states or processes, usually from verbs or other nouns; -ance
5Old French-anceance (suffix used to form nouns)
6Latin-iaUsed to form a feminine abstract noun, usually...
7Latin-iusforming adjectives from nouns; nominative neuter...
8Proto-Italic-jōsForms comparative adjectives
9Proto-Indo-European-yósCreates adjectives from noun or verb stems

via English twin

StepLanguageWordMeaning
1EnglishtwinEither of two people who shared the same uterus...
2Middle Englishtwin
3Old Englishtwīndouble thread, twist, twine, linen-thread, linen
4Proto-West Germanictwiʀntwine, double thread
5Proto-Germanictwiznazthread, twine
6Proto-Indo-Europeandwisnósdouble
7Proto-Indo-Europeandwóh₁two
Every word from Proto-Indo-European -yósEvery word from Latin -iaEvery word from Latin -ius