Where does “interfirst” come from?

interfirst (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.

interfirst (English): Between the members of the first pair of...

Definitions

  1. Between the members of the first pair of...

Ancestry of “interfirst”, step by step

interfirst 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 First

StepLanguageWordMeaning
1EnglishFirstPreceding all others of a series or kind; the ordinal of one; earliest
2Middle Englishfirstfirst
3Old EnglishfyrstAlternative form of fierst; Alternative form of...
4Proto-Germanicfrestaz
5Proto-Indo-Europeanpres-to press
6Proto-Indo-Europeanper-before, in front; first; to go through
7Proto-Indo-Europeanpr̥tóspassed , crossed
Every word from Proto-Indo-European -teros