An-

According to the Old English Dictionary:

is used in composition, I. for A. Sax. and

an-

against, in return; contra, re-; as an-sacan to strive against, to contradict; repugnare, contradicere: an-swarian to answer; respondere. II. for un-, denoting privation; as an-bindan to unbind; absolvere. III. for on, in in, to ; as an-wadan to invade; invadere : an-fón to take to one's self; accir pere. Sometimes an- appears scarcely to alter the meaning of the word before which it is placed. an-,-an,an