Mare
No, stallion is a word for a male horse that has not been gelded.The common gender noun is 'horse'.
Mare
It is a mare.
Mare
The male is a colt or stallion, a gelding if castrated. A female is a filly or mare.
Doctor is a neuter gender
Opposite gender of Filipino: Filipina
Male stallion
A young male horse is a colt, called a stallion when adult. If castrated, it is then called a gelding. A young female horse is a filly, called a mare when adult.
The opposite of a stallion, which is an uncastrated male horse, is a mare, which is a female horse. In terms of castration, a gelding refers to a male horse that has been castrated. Thus, stallion and mare represent opposite genders in horses, while stallion and gelding represent the difference between intact and castrated males.
Clot is not gender specific.
Opposite gender of a Filipino: FILIPINA