Cayse \ca(y)-se\ as a girl's name is a variant of Casey (Irish, Gaelic), and the meaning of Cayse is "alert, watchful".

The baby name Cayse sounds like Kayse, Caysie, Caysi, Caysey, Caysee, Cayce and Casse. Other similar baby names are Caye, Gayle, Caysha, Cassy, Cassie, Cacie, Kayde, Cadie, Cadee, Cade, Calie, Calee, Carie, Caree, Carys, Kaysy, Kaysie, Kaysi, Kaysey, Kaysee, Kayce, Caycie, Cayci, Caycey, Caycee, Casy, Cassye, Cassey, Cassee, Cass, Casie, Casi, Casen, Casee, Caisie, Caisi, Caisey, Caisee, Cassi, Cas, Kasse, Kaye, Cay, Catie, Cathe, Cate, Cayla, Caylie, Cayley, Caylee, Deyse, Daysi, Lyse, Gaye, Joyse, Catee, Kayle and Maysa.