most an end

Etymology
See.

Adverb

 * 1)  generally; most often
 * 2) * 1738-1741,, 
 * [We] have most an end, a strong inclination to make a farce of it, and mingle buffoonry with the most serious scenes.
 * [We] have most an end, a strong inclination to make a farce of it, and mingle buffoonry with the most serious scenes.