Where does “哥斯大黎加” come from?

哥斯大黎加 (Chinese) comes from English Costa Rica, from Spanish Costa Rica — rich coast.

Ancestry of “哥斯大黎加”, step by step

Step	Language	Word	Meaning
1	English	Costa Rica	—
2	Spanish	Costa Rica	rich coast

哥斯大黎加 — Etymology, Origin & Word History | Etymology Explorer