Castóreo
A peculiar bitter orange-brown substance, with strong, penetrating odor, found in two sacs between the anus and external genitals of the beaver; castor; -- used in medicine as an antispasmodic, and by perfumers.
Vogais: aoeu
Consoantes: cstrm
cestrum, castorin, chetrum, cutworm, cadeworm, chatroom, coatroom, cast iron, cast-iron, catadrome.