Where does “interunion” come from?

interunion (English) comes from English inter, from Middle English enteren, from French entrer, from Middle French entrer, from Old French entrer, from Latin intrō, from Latin intra, from Latin interus — Contrastive or oppositional adjectival suffix.

interunion (English): Between unions; A union between members of...

Definitions

  1. Between unions; A union between members of...

Ancestry of “interunion”, step by step

interunion traces back through two separate lines of ancestry.

via English inter

StepLanguageWordMeaning
1EnglishinterTo bury in a grave; To confine, as in a prison
2Middle Englishenteren
3Frenchentrerto enter
4Middle Frenchentrerto enter
5Old Frenchentrerto enter
6Latinintrōto enter, go into, come in, get in, penetrate
7Latinintrawithin; inside; during; less than
8Latininterus
9Proto-Indo-Europeanh₁énterosinside, within
10Proto-Indo-European-terosContrastive or oppositional adjectival suffix

via English Union

StepLanguageWordMeaning
1EnglishUnionThe 0-10-2 locomotive wheel arrangement
2EnglishonionA monocotyledonous plant (Allium cepa), allied to garlic, used as vegetable and spice
3Middle EnglishonyounThe onion plant
4Old Frenchoignononion
5Latinūniōa unity, union
6Latin-iō
7Proto-West Germanic-jōForms agent nouns from verbs
8Proto-Indo-European-yétiCreates intransitive, often deponent,...
9Proto-Indo-Europeanyé-
10Chichewaiyehe, she
Every word from Proto-Indo-European -terosEvery word from Proto-Indo-European h₁énterosEvery word from Latin interus