Hero
Heroine
The opposite in character, or a hero's opponent, is a villain.(e.g. in Peter Pan, Peter is the hero and Captain Hook is the villain)*(The opposite gender of a hero is a heroine.)
The term is heroine (this should not be confused with the drug name heroin).The word hero is usually referring to a male figure, but the plural heroes may be considered gender neutral, including both males and females. The suffix -ine is used similarly to -ess to indicate specifically female gender.
The opposite (evil vs. good) would be villain. Though villainess should be the feminine, there is no such word in the English language.The opposite gender is hero.
The opposite in character, or a hero's opponent, is a villain.(e.g. in Peter Pan, Peter is the hero and Captain Hook is the villain)*(The opposite gender of a hero is a heroine.)
Doctor is a neuter gender
Clot is not gender specific.
Guitar Hero 5 is more into Rock and Metal and Band Hero is more into Pop. Differences in the gameplay is that, if you choose a singer, and the song has the opposite gender, it will choose a generic character of that gender.
The opposite gender of fraternity is sorority.
An emperor is the opposite in gender to an empress.
Opposite gender of Filipino: Filipina