vs
QUICK ANSWER
"Dime" is a form of "dime", a phrase which is often translated as "tell me". "Si" is a form of "si", a conjunction which is often translated as "if". Learn more about the difference between "dime" and "si" below.
dime()
A phrase is a group of words commonly used together (e.g., once upon a time).
a. tell me
Dime, ¿ya fuiste a renovar tu pasaporte?Tell me, have you already been to renew your passport?
si()
A conjunction is a word that connects words, phrases, clauses, or sentences (e.g., The cat and the dog slept.).
A masculine noun is used with masculine articles and adjectives (e.g., el hombre guapo, el sol amarillo).