An exclamation expressing interest, surprise, distress, indignation, shock, etc. [See also hum interj.] …

(a) Stop, hold; nou ho, ho ther; (b) crien (seien) ho, to cease; put a stop to an action. …

No: (a) as a reply to a question, rhetorical question, request, or demand; certes nai, nai certes, nai forsoth, nai goddot, nai parde, nai sothli, certainly not, of course not; -- also reduplicated……

Ah, oh, alas;—sometimes with that clause expressing the ground of the complaint. …

(a) As an affirmative reply to a direct or an indirect question: yes; seien ye (b) as an affirmation of the truth or correctness of an assertion, a proposition, etc.: that is right, it is so, yes;……