In English there are no masculine or feminine forms. English uses gender specific nouns for male or female.
The noun 'cattle' is a common gender noun, a word for male or female animals.
The noun for a mature female bovine is cow.
The noun for a young female bovine that has not had a calf is heifer.
The noun for intact mature male bovines is bull.
The noun for a male castrated before reaching puberty is steer.
The noun for a male castrated after puberty is stag.
Feminine
In the English language there are no masculine nor feminine forms. There are only gender-specific nouns for male or female animals. Heifer is a female noun for cattle (or bovines), specifically cattle or a bovine that is young and never gave birth to a calf.
its masculine no doubt
Masculine
masculine
feminine
La pizarra is feminine, (el) is masculine, and (la) is feminine.
Une école feminine
it is masculine so El
directeur → masculine directrice→ feminine
feminine
Feminine