[cf. Ir. cáer, globular mass, drop, mass of cast metal].
Beloved of Angus Óg and a princess of Connacht, a daughter of Ethal Anbúail. Angus suffers from an ailment that can be cured only by a woman he has seen in a dream. When he finds her they become lovers; they are transformed into swans and fly around a lake three times. She sometimes has the agnomen Iborm[m]eith [yew berry]. International tale type 400, the swan maiden. See AISLINGE OENGUSO [The Dream of Angus].