Not

adv. [Contracted from nought, naught; A-S. nĭt, nāht, nōht, nāuht, nāwīht, neawīht; Scot. nocht, Ger. nicht, D. niet. See NAUGHT and NOUGHT.] A word that expresses negation, denial, or refusal.

Thine eyes are upon me, and I am not. Job vii. 8.

The question is, may I do it, or may I not do it? Sanderson.