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"Femenina" is a form of "femenino", an adjective which is often translated as "female". "Pez" is a noun which is often translated as "fish". Learn more about the difference between "femenina" and "pez" below.
femenino, el femenino(
feh
-
meh
-
nee
-
noh
)An adjective is a word that describes a noun (e.g., the big dog).
2. (womanlike)
a. feminine
Marcos tiene un cuerpo delgado y un rostro muy femenino.Marcos has a thin body and a very feminine face.
A masculine noun is used with masculine articles and adjectives (e.g., el hombre guapo, el sol amarillo).
el pez(
pehs
)A masculine noun is used with masculine articles and adjectives (e.g., el hombre guapo, el sol amarillo).
A feminine noun is almost always used with feminine articles and adjectives (e.g., la mujer bonita, la luna llena).
2. (material)