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Both "gritaron" and "gritaran" are forms of "gritar", which is often translated as "to scream". Learn more about "gritar" below.
gritar(
gree
-
tahr
)An intransitive verb is one that does not require a direct object (e.g., The man sneezed.).
A transitive verb is a verb that requires a direct object (e.g., I bought a book.).
3. (colloquial) (to scold)
A word or phrase that is commonly used in conversational speech (e.g., skinny, grandma).
a. to yell at
Por favor no me grites en frente de mis amigos, mamá.Please don't yell at me in front of my friends, Mom.