Where does “intersubgroup” come from?

intersubgroup (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.

intersubgroup (English): Between subgroups

Definitions

  1. Between subgroups

Ancestry of “intersubgroup”, step by step

intersubgroup 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 subgroup

StepLanguageWordMeaning
1EnglishsubgroupA group within a larger group; a group whose...
2EnglishGroupA number of things or persons being in some relation to one another
3Frenchgroupegroup
4Italiangruppogroup, cluster, party, team, covey; pack; peloton
5Vulgar Latincruppo
6Renaissance Latingrupus
7Proto-Germanickruppaza body; mass; a compressed, round mass; lump;...
8Proto-Indo-Europeangrewb-to warp, bend, crawl; to bend, crouch, crawl; to...
9Proto-Indo-Europeanger-to turn, bend, twist, wind; to tie, bind...
Every word from Proto-Indo-European -teros