أرهف

Etymology 1
Causative of.

Verb

 * 1) to make thin, slim or slender
 * 2) to sharpen

Etymology 2
of and  and.

Adjective

 * 1)  and  and :
 * 2) thinner, slimmer, slenderer; thinnest, slimmest, slenderest
 * 3) sharper; sharpest