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"Gripe" is a form of "gripe", a noun which is often translated as "flu". "Tos" is a noun which is often translated as "cough". Learn more about the difference between "gripe" and "tos" below.
la gripe()
A feminine noun is almost always used with feminine articles and adjectives (e.g., la mujer bonita, la luna llena).
la tos()
A feminine noun is almost always used with feminine articles and adjectives (e.g., la mujer bonita, la luna llena).
