Where does “morganaticus” come from?

morganaticus (Latin) comes from Latin matrimonium ad morganaticam, from Proto-Germanic *murgnagebō, from Proto-Germanic *murginaz, from Proto-Indo-European merkʷ-, from Proto-Indo-European mer- — to die; to disappear; sea, lake, wetland.

Ancestry of “morganaticus”, step by step

StepLanguageWordMeaning
1Latinmatrimonium ad morganaticam
2Proto-Germanic*murgnagebōmorning gift
3Proto-Germanic*murginaz
4Proto-Indo-Europeanmerkʷ-dark; to blink, twinkle; to flicker, twinkle,...
5Proto-Indo-Europeanmer-to die; to disappear; sea, lake, wetland

Words derived from “morganaticus

Every word from Proto-Indo-European mer-