Where does “bedlock” come from?

bedlock (English) comes from English bed, from Middle English bed, from Old English bedd, from Proto-West Germanic badi, from Persian بدی, from Persian بد, from Middle Persian 𐭯𐭥𐭭, from Proto-Iranian pati- — to fit, to fix, to put together.

bedlock (English): A relationship where an unmarried couple shares a bed; cohabitation

Definitions

  1. A relationship where an unmarried couple shares a bed; cohabitation

Ancestry of “bedlock”, step by step

bedlock traces back through two separate lines of ancestry.

via English bed

StepLanguageWordMeaning
1EnglishbedA piece of furniture, usually flat and soft, on...
2Middle EnglishbedA place of rest or sleep
3Old Englishbeddbed
4Proto-West Germanicbadibed
5Persianبدیbadness
6Persianبدbad; not good; evil; poorly, badly
7Middle Persian𐭯𐭥𐭭to; at; in
8Proto-Iranianpati-against, toward; lord
9Proto-Iranian*rādi-
10Proto-Iranian*rād-
11Proto-Indo-IranianHraHdʰ-
12Proto-Indo-EuropeanHreh₁dʰ-to think; to arrange; to succeed, accomplish
13Proto-Indo-Europeanh₂reh₁-to think, reason; to arrange
14Proto-Indo-Europeanh₂er-to fit, to fix, to put together

via English wedlock

StepLanguageWordMeaning
1EnglishwedlockThe state of being married; A wife; a married...
2Middle Englishwedlok
3Old Englishwedlācmarriage vow, pledge, plighted troth, wedlock
4Old Englishweddpledge, contract
5Proto-West Germanicwadiwager, stake, pledge
6Proto-Germanicwadjąwager, stake, pledge
7Proto-Indo-Europeanwedʰ-to bind, to secure; to pledge, to guarantee; to...
Every word from Proto-Indo-European h₂er-Every word from Proto-Indo-European h₂reh₁-Every word from Proto-Indo-European Hreh₁dʰ-