Correct spelling for the English word "awaying" is [ɐwˈe͡ɪɪŋ], [ɐwˈeɪɪŋ], [ɐ_w_ˈeɪ_ɪ_ŋ] (IPA phonetic alphabet).
The word "awaying" is the present participle of the verb "away", which is derived from Old English "onweg" or "aweġ" meaning "from this place". The "ing" suffix is added to create a present participle, which indicates an ongoing action.