Where does “interkingdom” come from?

interkingdom (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.

interkingdom (English): Between taxonomic kingdoms

Definitions

  1. Between taxonomic kingdoms

Ancestry of “interkingdom”, step by step

interkingdom 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 kingdom

StepLanguageWordMeaning
1EnglishkingdomA realm having a king and/or queen as its actual...
2Middle Englishkingdomdominion, lordship, rulership; The dominion and...
3Old EnglishcyningdōmRoyal power or authority; sovereignty or rule
4Proto-West Germanic*kuningadōmrealm, kingdom
5Proto-Germanickuningadōmazrealm, kingdom
6Proto-Germanickuningazking
7Proto-Germanickunjąkin, family, clan; omen, portent, miracle
8Proto-Indo-Europeanǵn̥h₁yom
Every word from Proto-Indo-European -terosEvery word from Proto-Indo-European h₁énterosEvery word from Latin interus