chestnut
A. -noun
1. (=fruit) castaña (f)
(=tree, colour) castaño (m)
2. (=horse) caballo (m) castaño
3. *
(=story) historia (f)
·not that old chestnut!
·¡ya estamos con la misma historia de siempre!
B. -adjective
also chestnut brown
[hair] (de color) castaño invariable
C. -compound
·chestnut tree -noun castaño (m)