名詞 courtesan:

1. a woman who cohabits with an important man
   同義詞：concubine, doxy, odalisque, paramour

cour.te.san

n.（名詞）
A woman who is a prostitute, especially one whose clients are men of rank or wealth.
交際花，高級(jí)妓女：周旋于高官顯貴中的妓女

來源：
French courtisane
法語 courtisane
from Old French
源自 古法語
from Old Italian cortigiana [feminine of] cortigiano [courtier]
源自 古意大利語 cortigiana [] cortigiano的陰性詞 [侍臣，追求者]
from corte [court]
源自 corte [王宮，宮廷]
from Latin cohors cohort- * see gher-
源自 拉丁語 cohors cohort- *參見 gher-