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"Acantilado" is a noun which is often translated as "cliff", and "colina" is a noun which is often translated as "hill". Learn more about the difference between "acantilado" and "colina" below.
el acantilado, acantilado()
A masculine noun is used with masculine articles and adjectives (e.g., el hombre guapo, el sol amarillo).
1. (geography)
la colina()
A feminine noun is almost always used with feminine articles and adjectives (e.g., la mujer bonita, la luna llena).