In English there are no masculine or feminine forms. English uses gender specific nouns for male or female.
The noun 'patroness' is a word for a female who supports the work of writers, artists, or musicians, most often by giving them money.
The corresponding noun 'patron' is a common gender noun, a word for a person (male or female) who supports the work of writers, artists, or musicians.
The noun 'patron' is also a common gender noun as a word for a regular customer of a business establishment.
The plural of patronus is patroni, the plural of patroness is patronesses.
Odly, a patron and patroness are the same gender noun in French. A patron is une patronne and a patroness is une patronnesse.
Patron
Patron
Feminine
its masculine no doubt
Masculine
feminine
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