However it is to no prevail?

I do like milk; however, I prefer chocolate milk.

Nevertheless, still, yet, though, nonetheless, in spite of, despite that, conversely, on the other hand, but, after all, be that as it may, anyhow, for all that, howbeit, notwithstanding, per contra,...

Most words do not have antonyms. 'However' does not.

That is the correct spelling of the word "prevail" (win, succeed).

undominate