A nymph is a female nature spirit. A male nature spirit would be a faun.
Faun
Swain
Swain
Doctor is a neuter gender
Opposite gender of Filipino: Filipina
Clot is not gender specific.
Opposite gender of a Filipino: FILIPINA
The opposite gender of fraternity is sorority.
An emperor is the opposite in gender to an empress.
Opposite gender to negro is-- NEGRESS
The opposite gender is girl.
The opposite gender of giantess is giant.
The opposite of dairymaid is dairyman.
Parrot
Mistress is the opposite gender of master.