The festering of frustrating feelings in a woman is known as femmentation.
Eg. The frustrating feeling a woman experiences when her man says something she believes is mad ridiculous and her emotions fester and ferment into something that may eventually become potentially disastrous.
A person who justifies their hate for men by calling it "feminism". Is not a true activist for feminism, which is the equality of the sexes, but rather an advocate of Matriarchy (women in complete power). Frequently, this person believes that women are more intelligent and generally better because they have vaginas.
Jenny is a feminist. She believes in equality between sexes by advocating women's rights.
Susan is a femenazi. She hates men and everything that has to do with them because they have penises. She justifies this by calling herself a feminist. Susan is not a feminist. Susan is a bitch.
Someone who claims to strive for equality of the sexes, but is actually trying to institute inequality with Women over Men. Some are delusional, others are manipulative and power-hungry. All are paranoid.