Where does “spousal” come from?

Spousal comes from English spouse, which derives from Latin sponsa and sponsus, both from Latin spondere meaning to pledge or promise.

spousal (English): of or relating to marriage; of or relating to a...

Definitions

  1. of or relating to marriage; of or relating to a...

Ancestry of “spousal”, step by step

spousal traces back through two separate lines of ancestry.

via English spouse

StepLanguageWordMeaning
1EnglishspouseA person in a marriage or marital relationship;...
2Middle Englishspous
3Old Frenchesposhusband
4Latinspōnsusa groom
5Latinspondeōto promise, bind or pledge oneself, contract, vow
6Proto-Italicspondeōto promise, to pledge
7Proto-Indo-Europeanspondéyeti
8Proto-Indo-Europeanspend-to libate

via Middle English spousaille

StepLanguageWordMeaning
1Middle Englishspousaillespousal: marriage; nuptials; espousal

Words derived from “spousal

Every word from Proto-Indo-European spend-Every word from Proto-Indo-European spondéyetiEvery word from Proto-Italic spondeō
spousal — Etymology, Origin & Word History | Etymology Explorer