Col-

A Concise Dictionary of Middle English from A.D. 1150 to 1580 · 1889 · p. 6

prefix , expre ing depreciation, contempt. Comb. :— col-fox , a crafty fox, C; col-knif , a big knife, MD; col-prophet , false prophet, ND; cold-prophet , ND; cole-prophet , ND; colle-tragetour , false juggler, CM (5. 248. 187).