círculo, circle

circunferencia, circumference

circunscribir, to limit, circumscribe

circunscripción, circumscription, political district

circunspecto, -a, cautious

circunstancia, circumstance

circunstante, standing about

circunvalar, to encircle

cirio, cereus, genus of plants of the cactus family

cita, call, appointment;
darse ——, to have a rendezvous