Where does “sweethearth” come from?

sweethearth (Yola) comes from Yola sweet, from Middle English swete, from Old English swēte, from Proto-West Germanic swōtī, from Proto-Germanic swōtuz, from Proto-Indo-European swéh₂dus, from Proto-Indo-European sweh₂d- — sweet.

sweethearth (Yola): sweetheart

Definitions

  1. sweetheart

Ancestry of “sweethearth”, step by step

sweethearth traces back through two separate lines of ancestry.

via Yola sweet

StepLanguageWordMeaning
1Yolasweetsweet
2Middle Englishswetesweet, pleasant-tasting; sweet in smell;...
3Old Englishswētesweet
4Proto-West Germanicswōtīsweet
5Proto-Germanicswōtuzsweet
6Proto-Indo-Europeanswéh₂dussweet
7Proto-Indo-Europeansweh₂d-sweet

via Yola hearth

StepLanguageWordMeaning
1Yolahearthheart
2Middle EnglishherteThe heart; One's inner self; the mind or...
3Old Englishheorteheart
4Proto-West Germanichertāheart
5Proto-Germanichertôheart
6Proto-Indo-Europeanḱḗrheart
Every word from Proto-Indo-European sweh₂d- →Every word from Proto-Indo-European swéh₂dus →Every word from Proto-Germanic swōtuz →