Where does “coastal” come from?

Coastal derives from English coast, which comes from Latin costa meaning rib or side, ultimately from Proto-Indo-European kost-.

coastal (English): Relating to the coast; on or near the coast, as...

Definitions

  1. Relating to the coast; on or near the coast, as...

Ancestry of “coastal”, step by step

StepLanguageWordMeaning
1EnglishcoastThe edge of the land where it meets an ocean,...
2Middle Englishcoste—
3Old Frenchcostéside
4Latincostātusribbed
5Latincostaa rib; a side, a wall
6Proto-Indo-Europeankost-—

Words derived from “coastal”

Every word from Proto-Indo-European kost- →Every word from Latin costa →Every word from Latin costātus →