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"Good morning" is a form of "good morning", a phrase which is often translated as "buenos días". "Everyone" is a pronoun which is often translated as "todos". Learn more about the difference between "everyone" and "good morning" below.
everyone()
A pronoun is a word that stands in for a noun (e.g., she).
good morning()
A phrase is a group of words commonly used together (e.g., once upon a time).
1. (salutation)