ας

Etymology
Inherited from the medieval, shortening of the ancient 2nd person singular aorist active imperative of.

Pronunciation

 * - not accented, pronounced together with following word

Usage notes
Different is the apocopic form of the modern imperative, alternative form of  of verb. Pronounced accented.
 * (imperative) leave off!

Etymology
From.

Preposition

 * 1) to (+ accusative)