secréid, seicréid
Definitions (by source)
a secret, 821, 5764, 6792 ; apl. -eadha, 970 ; dpl. -ibh, 4636. Hence se(i)créideach, secret, 5883, 6099, 6581 ; pl. -a, 5880. dhá seicréidighe, however secret, 5294. [seicréid also in DCM, B. Col. C., Lr. Chl. Suibhne, NT (1602), TC, SSA, Macaomh an Iolair, LF, etc.]
Desiderius, otherwise called Sgáthán an Chrábhaidh. Editor: Thomas F. O’Rahilly.