Where does “souder” come from?

souder (English) comes from Old French soldoier, from Old French solde, from Latin solidus, from Proto-Italic soliðos, from Proto-Indo-European solh₂-i-dʰ-o-s, from Proto-Indo-European solh₂- — whole.

Ancestry of “souder”, step by step

souder traces back through two separate lines of ancestry.

via Old French soldoier

StepLanguageWordMeaning
1Old Frenchsoldoier—
2Old Frenchsolde—
3Latinsolidussolid; A solidus: a Roman ~23-carat gold coin...
4Proto-Italicsoliðos—
5Proto-Indo-Europeansolh₂-i-dʰ-o-sentire
6Proto-Indo-Europeansolh₂-whole

via English Sauder

StepLanguageWordMeaning
1EnglishSauder—
2EnglishsauterObsolete form of psalter; Dated form of sauté;...
3Middle Dutchsout—
4Old Dutchsaltsalt; salty
5Proto-Germanicsaltąsalt
6Proto-Indo-Europeanséh₂l-—
Every word from Proto-Indo-European solh₂- →Every word from Proto-Indo-European solh₂-i-dʰ-o-s →Every word from Proto-Italic soliðos →