Where does “interpregnancy” come from?

interpregnancy (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.

interpregnancy (English): Between pregnancies

Definitions

  1. Between pregnancies

Ancestry of “interpregnancy”, step by step

interpregnancy 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 pregnancy

StepLanguageWordMeaning
1EnglishpregnancyThe condition of being pregnant; The period of...
2EnglishpregnantCarrying developing offspring within the body;...
3Middle Englishpreignant
4Old Frenchpreignant
5LatinpraegnansAlternative form of praegnās; pregnant
6Latinprae-before; in front; in charge
7Proto-Italicprai-pre-, before
8Proto-Indo-Europeanpreh₂-before, in front
9Proto-Indo-Europeanper-before, in front; first; to go through
10Proto-Indo-Europeanpr̥tóspassed , crossed
Every word from Proto-Indo-European -teros