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