to make arbitrary changes in writing or to criticize someone or something without grounds

to speak off the cuff or make unfounded remarks without regard for the facts

to have a showdown; to fight for mastery; to compete for a championship

to make irresponsible, groundless, or arbitrary criticisms and comments

(Slang) negative, toxic competition between women, especially when seeking the favor and approval of men.

parthenogenesis (a female reproducing without fertilization)

a hermaphrodite

the phenomenon where males and females of the same species exhibit different colors

a female deer

the female organism of a species