The mix of terms in the OP includes some that have a gender specific meaning. Others are meaningless introductions of female specific equivalents of terms that are already gender neutral. That is clearly deliberate to justify the underlying sexist issue.

Actress is rapidly going out of use without the need for a new word to describe people on the stage so I don't understand why the catering trade needs a new word for waiters.

Mayoress is the consort of a mayor, dispite being emarassing to the husbands of female mayors it is actually gender neutral.

A lioness on the other hand is definitely a female panthera leo