Where does “østkyst” come from?

østkyst (Danish) comes from Danish kyst, from Middle Low German kost, from German Kosten, from Italian costo, from Polish koszt, from Hungarian kösz, from Hungarian köszönöm, from Hungarian -öm — 3rd person plural verb ending.

østkyst (Danish): eastern seaboard

Definitions

  1. eastern seaboard

Ancestry of “østkyst”, step by step

østkyst traces back through two separate lines of ancestry.

via Danish kyst

StepLanguageWordMeaning
1Danishkystcoast; past participle of kyse
2Middle Low Germankostmeal; food
3GermanKostencosts
4Italiancostocost; expense; usury
5Polishkosztcost
6Hungarianköszthanks
7Hungarianköszönömfirst-person singular indicative present definite...
8Hungarian-ömUsed to form the first-person singular present...
9Hungarian-ö-linking vowel
10Hungarian-dyour; Used in the second-person singular definite...
11Middle Welsh-nt3rd person plural verb ending

via Danish øst

StepLanguageWordMeaning
1Danishøsteast; east, eastwards; past participle of øse
2Danishøster
3Old Norseaustreast
4Proto-Germanicaustrąeast; east, eastward
5Proto-Germanicaustrazeast, eastern
6Proto-Indo-European*h₂éwsterosin the direction of dawn, east
Every word from Middle Welsh -ntEvery word from Hungarian -dEvery word from Hungarian -öm