QUICK ANSWER
"My sister" is a phrase which is often translated as "mi hermana", and "my dad" is a phrase which is often translated as "mi papá". Learn more about the difference between "my sister" and "my dad" below.
my sister(
may
sihs
-
tuhr
)A phrase is a group of words commonly used together (e.g., once upon a time).
1. (relative)
my dad(
may
dahd
)A phrase is a group of words commonly used together (e.g., once upon a time).
1. (general)
a. mi papá
I'll ask my dad if he can take us to the amusement park on Saturday.Le preguntaré a mi papá si puede llevarnos al parque de diversiones el sábado.
b. mi padre
We used to go swimming in the lake with my dad when we were kids.Solíamos ir a nadar al lago con mi padre cuando éramos niños.
c. mi papi (colloquial)
A word or phrase that is commonly used in conversational speech (e.g., skinny, grandma).
I really love my dad.Adoro a mi papi.
