The word "surfeit" can be a noun or a verb. These three you listed are not real words. The adjective that goes with "surfeit" is "surfeited."
In the future you can figure these things out by looking up any questionable words at www.google.com -- and if Google asks "Do you mean...?" then you know what you typed is not correct!
You can double-check by using any good dictionary or dictionary website.
http://www.dictionary.com <~~one good one
Are these real words?
surfeitly
surfeitness
surfeitous
3 answers
Thank you! :)
You're very welcome!