Where does “espouser” come from?

espouser (English) comes from English espouse, from Middle English espousen, from Old French espouser, from Latin spōnsō, from Latin spōnsus, from Latin spondeō, from Proto-Italic spondeō, from Proto-Indo-European spondéyeti — to libate.

espouser (English): One who espouses; one who embraces or adopts the...

Definitions

  1. One who espouses; one who embraces or adopts the...

Ancestry of “espouser”, step by step

espouser traces back through two separate lines of ancestry.

via English espouse

StepLanguageWordMeaning
1EnglishespouseTo become/get married to; To accept, support, or...
2Middle Englishespousen
3Old Frenchespouserto marry
4Latinspōnsōto betroth
5Latinspōnsusa groom
6Latinspondeōto promise, bind or pledge oneself, contract, vow
7Proto-Italicspondeōto promise, to pledge
8Proto-Indo-Europeanspondéyeti
9Proto-Indo-Europeanspend-to libate

via English ER

StepLanguageWordMeaning
1EnglishERThe statistic "Earned Run"; Initialism of...
2Turkisherearly; brave; man, male
3Ottoman Turkishایرsaddle, a seat for a rider placed on the back of a horse or other animal
4Old Anatolian Turkishایرearly, at a time in advance of the usual or expected event
5Proto-Turkicēdersaddle
Every word from Proto-Indo-European spend-Every word from Proto-Indo-European spondéyetiEvery word from Proto-Italic spondeō
espouser — Etymology, Origin & Word History | Etymology Explorer