vs
QUICK ANSWER
"Ay" is a form of "ay", an interjection which is often translated as "ow". "Dios mío" is a form of "Dios mío", a phrase which is often translated as "my God". Learn more about the difference between "ay" and "Dios mío" below.
ay(
ay
)An interjection is a short utterance that expresses emotion, hesitation, or protest (e.g., Wow!).
b. jeez (colloquial)
A word or phrase that is commonly used in conversational speech (e.g., skinny, grandma).
¡Ay! Me asustaste.Jeez! You scared me.
A masculine noun is used with masculine articles and adjectives (e.g., el hombre guapo, el sol amarillo).
Dios mío(
dyohs
mee
-
oh
)A phrase is a group of words commonly used together (e.g., once upon a time).
c. oh God
¡Dios mío! No me acuerdo de nada de lo que estudié, voy a suspender el examen.Oh God! I don't remember anything I studied. I'm going to fail the exam.
a. my God
¡Dios mío, cómo has cambiado! La última vez que te vi eras solo un niño.My God! Haven't you changed! The last time I saw you, you were just a kid.
d. my goodness
¡Dios mío, estás guapísima con ese vestido!My goodness! You look really beautiful in that dress!
3. (religious)