vs 

QUICK ANSWER
"Because" is a conjunction which is often translated as "porque", and "cuz" is a noun which is often translated as "el primo". Learn more about the difference between "because" and "cuz" below.
because(
bi
-
kuhz
)
A conjunction is a word that connects words, phrases, clauses, or sentences (e.g., The cat and the dog slept.).
conjunction
a. porque
She is not coming because she can't find a babysitter.No viene porque no encuentra niñera.
Copyright © 2025 Dictionary Media Group, Inc.
cuz(
kuhz
)
A noun is a word referring to a person, animal, place, thing, feeling, or idea (e.g., man, dog, house).
noun
1.
A word or phrase that is commonly used in conversational speech (e.g., skinny, grandma).
(colloquial)
(relative)
a. el primo
(m) means that a noun is masculine. Spanish nouns have a gender, which is either feminine (like la mujer or la luna) or masculine (like el hombre or el sol).
(M)
, la prima
(f) means that a noun is feminine. Spanish nouns have a gender, which is either feminine (like la mujer or la luna) or masculine (like el hombre or el sol).
(F)
A word or phrase that is commonly used in conversational speech (e.g., skinny, grandma).
(colloquial)
It was good to see you, cuz. Until next summer!Me he alegrado de verte, primo. ¡Hasta el verano que viene!
2.
A very informal word or phrase used by a particular group or community as a substitute for standard language (e.g., joint, john).
(slang)
(form of address)
a. el amigo
(m) means that a noun is masculine. Spanish nouns have a gender, which is either feminine (like la mujer or la luna) or masculine (like el hombre or el sol).
(M)
Hey cuz, what's good?Oye, amigo, ¿qué hubo?
A conjunction is a word that connects words, phrases, clauses, or sentences (e.g., The cat and the dog slept.).
conjunction
3.
A word or phrase that is commonly used in conversational speech (e.g., skinny, grandma).
(colloquial)
(because)
a. porque
I'm tired cuz I stayed up late.Estoy cansada porque me desvelé.
Copyright © 2025 Dictionary Media Group, Inc.