)-cf

OF deslaier (OF des-, L dis-, E prefix dis-), delaier, to postpone, becomes ME delaien, E 'to delay'; the derivative OF-MF n delai, F delai, becomes 'a delay';

MF relaier (OF reo, L reo, back), applied to keeping fresh dogs in reserve, on a hunt, hence, in C16, to horses, becomes late ME-E 'to relay'; the derivative MF n relai, later relais, becomes 'a relay'.