centinela, m., sentry, guard.
centro, centre.
ceñir (i), to gird, circle; me ceñí á la pared, I kept close to the wall.
ceño, frown.
ceñudo, grim, gruff.
cepillar, to brush.
cepillo, poor-box.
cera, wax.
cerca, near; — de, near(ly); de —, closely.
cercanía, neighborhood, vicinity.