Where does “undersock” come from?

undersock (English) comes from English sock, from French soc, from Vulgar Latin soccus, from Proto-Celtic sukkos, from Proto-Indo-European suH-, from Proto-Indo-European sewH-, from Proto-Indo-European sew- — to press out, extract; juice; liquid, rain; to...

undersock (English): A thermal sock worn under a normal sock for extra...

Definitions

  1. A thermal sock worn under a normal sock for extra...

Ancestry of “undersock”, step by step

undersock traces back through two separate lines of ancestry.

via English sock

StepLanguageWordMeaning
1EnglishsockA knitted or woven covering for the foot; A shoe...
2Frenchsocplowshare; Boston butt
3Vulgar Latinsoccus
4Proto-Celticsukkospig (snout)
5Proto-Indo-EuropeansuH-pig, hog, swine
6Proto-Indo-EuropeansewH-to bear; to give birth
7Proto-Indo-Europeansew-to press out, extract; juice; liquid, rain; to...

via English under

StepLanguageWordMeaning
1EnglishunderIn or at a lower level than; As a subject of;...
2Middle Englishunderunder
3Old Englishunderunder, beneath
4Proto-Germanicunderamong, between; under, beneath; under
5Proto-Indo-Europeanh₁entérbetween
6Proto-Indo-Europeanh₁enin; in, inside
Every word from Proto-Indo-European sew-Every word from Proto-Indo-European sewH-Every word from Proto-Indo-European suH-