calcinar, to burn, reduce to ashes.
cálculo, m., estimate, calculation, expectation, computation.
caldera, f., caldron, kettle; en las —s de Pero Botero, (coll.) in the devil's boiler; in hell.
calentar, to warm.
calibre, m., caliber, sort, kind.
calidad, f., quality.
caliente, hot, fiery.
calificarse, to qualify, be designated (or described).
caliginoso, -a, dim, dark, obscure, murky, dense.
cáliz, m., calyx.