Where does “extramarriage” come from?

extramarriage (English) comes from English marriage, from Middle English mariage, from Old French mariage, from Old French marier, from Latin marītō, from Latin marītus, from Latin mās, from Proto-Nuristani *māsa — to measure.

extramarriage (English): Marriage outside one’s own social group; exogamy;...

Definitions

  1. Marriage outside one’s own social group; exogamy;...

Ancestry of “extramarriage”, step by step

extramarriage traces back through two separate lines of ancestry.

via English marriage

StepLanguageWordMeaning
1EnglishmarriageThe state of being married; A union of two or...
2Middle Englishmariagemarriage
3Old Frenchmariagemarriage; wedding
4Old Frenchmarierto marry; to get married
5Latinmarītōto marry, wed
6Latinmarītusmarital, matrimonial, conjugal
7Latinmāsmale
8Proto-Nuristani*māsamoon
9Proto-Indo-Iranianmā́Hasmoon; month
10Proto-Indo-Europeanmḗh₁n̥smoon; month
11Proto-Indo-Europeanmeh₁-to measure

via English extra

StepLanguageWordMeaning
1EnglishextraBeyond what is due, usual, expected, or...
2EnglishextraordinaryNot ordinary; exceptional; unusual; Remarkably...
3Latinextraordināriusextraordinary
4Latinōrdinem
5Middle Low Germanorden
6Latinōrdināre
7Latinōrdōa methodical series, arrangement, or order; regular line, row, or series
8Proto-Italicored(h)-to arrange
Every word from Proto-Indo-European meh₁-Every word from Proto-Indo-European mḗh₁n̥sEvery word from Proto-Indo-Iranian mā́Has