Some people use "duck" specifically for adult females and "drake" for adult males, others use "hen" and "drake", respectively.
duck
Clot is not gender specific.
The opposite of dairymaid is dairyman.
Mistress is the opposite gender of master.
Newswomen is the opposite gender of newsmen.
duck
A drake is a male duck, and the female is simply called a duck, or a hen.
A duck is a female and the opposite of that is a drake (male)
A male duck is a drake, a female duck is a hen.
A drake is a male goose.
Doctor is a neuter gender
Opposite gender of Filipino: Filipina
Clot is not gender specific.
Opposite gender of a Filipino: FILIPINA
An emperor is the opposite in gender to an empress.
The opposite gender of giantess is giant.
The opposite gender for Joseph is Josephine.