Where does “kōrāin” come from?

kōrāin (Marshallese) comes from Hungarian -kora, from Hungarian korú, from Hungarian kör, from French Cœur, from Middle French cœur, from Old French cuer, from Vulgar Latin *corem, from Latin cor — heart.

Ancestry of “kōrāin”, step by step

StepLanguageWordMeaning
1Hungarian-koraA suffix-like element. Used only in a few words
2Hungariankorúage, of age, with a certain age
3Hungariankörcircle; circle, ring, company; round, lap
4FrenchCœurheart
5Middle FrenchcœurAlternative form of coeur
6Old Frenchcuerheart
7Vulgar Latin*corem
8Latincorheart; soul, mind
9Proto-Italickordheart
10Proto-Indo-Europeanḱḗrheart
Every word from Proto-Indo-European ḱḗrEvery word from Proto-Italic kordEvery word from Latin cor