vs
QUICK ANSWER
"Good morning" is a form of "good morning", a phrase which is often translated as "buenos días". "Afternoon" is a noun which is often translated as "la tarde". Learn more about the difference between "good morning" and "afternoon" below.
good morning(
good
mor
-
nihng
)A phrase is a group of words commonly used together (e.g., once upon a time).
1. (salutation)
afternoon(
ahf
-
tuhr
-
nun
)A noun is a word referring to a person, animal, place, thing, feeling, or idea (e.g., man, dog, house).