Carta. Span. and Port. A letter.
Casa. Span. and Port. House.
Caspita. Span. “Wonderful!” Milder than Caramba, q.v.
Castellano. Span. A Castilian. Hablar Castellano, to talk Spanish.
Castumba. Rom. Castile.
Cavalgadura. Gal. See Cabalgadura.
Cavalheiro. Port. See Caballero.
Céad. Irish. A hundred.
Cerrada. Span. and Port. Closed, concealed, dark.
Cerro. Span. and Port. A hill, hillock.