Where does “soudur” come from?

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

Ancestry of “soudur”, step by step

soudur traces back through two separate lines of ancestry.

via Old French soldure

StepLanguageWordMeaning
1Old Frenchsoldure—
2Old Frenchsouder—
3LatinsolidoI make, or become solid, firm etc; I strengthen...
4Latinsolidussolid; A solidus: a Roman ~23-carat gold coin...
5Proto-Italicsoliðos—
6Proto-Indo-Europeansolh₂-i-dʰ-o-sentire
7Proto-Indo-Europeansolh₂-whole

via Old French soudeure

StepLanguageWordMeaning
1Old Frenchsoudeure—
2Old Frenchsolderto solder
Every word from Proto-Indo-European solh₂- →Every word from Proto-Indo-European solh₂-i-dʰ-o-s →Every word from Proto-Italic soliðos →