Where does “unmarry” come from?

unmarry (English) comes from English marry, from Middle English marien, from Old French marier, from Latin marītō, from Latin marītus, from Latin mās, from Proto-Nuristani *māsa, from Proto-Indo-Iranian mā́Has — to measure.

unmarry (English): To undo the action of marrying somebody

Definitions

  1. To undo the action of marrying somebody

Ancestry of “unmarry”, step by step

unmarry traces back through two separate lines of ancestry.

via English marry

StepLanguageWordMeaning
1EnglishmarryTo enter into the conjugal or connubial state; to...
2Middle Englishmariento marry
3Old Frenchmarierto marry; to get married
4Latinmarītōto marry, wed
5Latinmarītusmarital, matrimonial, conjugal
6Latinmāsmale
7Proto-Nuristani*māsamoon
8Proto-Indo-Iranianmā́Hasmoon; month
9Proto-Indo-Europeanmḗh₁n̥smoon; month
10Proto-Indo-Europeanmeh₁-to measure

via English un

StepLanguageWordMeaning
1EnglishunOne
Every word from Proto-Indo-European meh₁-Every word from Proto-Indo-European mḗh₁n̥sEvery word from Proto-Indo-Iranian mā́Has