The feminine word for fellow friend would be fellow. The word fellow refers to both male and female friends and colleagues.
The feminine version of bad is mauvaise in French.
I am pretty sure that Amiga is the feminine version of Amigo
The feminine form of vampire is vampiress. The feminine plural would be vampiresses.
Though dwarf is commonly used for both genders, the feminine form of dwarf is dwarfess. Another feminine version which is rather uncommon, is she-dwarf.
Feminine. You can tell because "la" is the singular, feminine version of "the" ('Las' is the plural). The singular, masculine version of "the" is "el" ('Los' is the plural).
bonne nourriture bonne = good (in the feminine version) la nourriture = food (it is a feminine word, hence why we use the feminine version of good)
piloto
Regina
A mouse...
A heroine
Elise.