Cops

According to the Old English Dictionary:

cosp, es;

COPS

m. A rope, cord, fetter; funis, anquina, compes :-- Cops anquina [anguina, MS.], Ælfc. Gl. 104; Som. 78, 10; Wrt. Voc. 56, 56. Hí sǽdon ðæt hió sceolde sleán on ða raccentan and on cospas they said that she should throw them into chains and fetters, Bt. 38, 1; Fox 194, 32. [O. Sax. cosp, m: Lat. compes a fetter.] DER. fót-cops, hand-, swur-. cops