Where does “brother-in-lawe” come from?

brother-in-lawe (Middle English) comes from Middle English lawe, from Old English lagu, from Old Norse lǫg, from Old Norse lág, from Old Norse leggja, from Proto-Germanic lagjaną, from Proto-Indo-European legʰ- — to lie.

brother-in-lawe (Middle English): The brother of one's spouse; The husband of one's...

Definitions

  1. The brother of one's spouse; The husband of one's...

Ancestry of “brother-in-lawe”, step by step

brother-in-lawe traces back through 3 separate lines of ancestry.

via Middle English lawe

StepLanguageWordMeaning
1Middle EnglishlaweA law, regulation, or a group of them; Morality,...
2Old Englishlagusea, water, lake; the runic character ᛚ; law,...
3Old Norselǫgfate; situation, the condition that one is given...
4Old Norselága felled tree; log; lying tree
5Old Norseleggjato lay, place, put; to make, build
6Proto-Germaniclagjanąto lay, to place in a resting position
7Proto-Indo-Europeanlegʰ-to lie

via Middle English in

StepLanguageWordMeaning
1Middle EnglishinAny kind of accomodation; particularly; A home or...
2Old Englishinnin; inn
3Old Englishinneinside, in; indoors
4Proto-Germanicinnaiwithin, inside
5Proto-Germanicinin; into
6Proto-Indo-Europeanénin

via Middle English brother

StepLanguageWordMeaning
1Middle EnglishbrotherA brother or brother-in-law; a male sibling
2Old Englishbrōþorbrother
3Proto-West Germanicbrōþerbrother
4Proto-Germanicbrōþērbrother
5Proto-Indo-Europeanbʰréh₂tērbrother

Words derived from “brother-in-lawe

Every word from Proto-Indo-European legʰ-Every word from Proto-Germanic lagjanąEvery word from Old Norse leggja