An adverb is simply a word that describes a verb.
Example: In the sentence "He ate lunch yesterday" yesterday is describing the the time the action (verb) is happening. Yesterday is the adverb.
I don’t really know, it means all types: Be there soon
He became overwhelmed by the day and now that there was nobody there to witness, he gave in to the pain that any child in his situation would've given in to way earlier. His pride made him hold back the tears until no one would witness his pain. <span />
Functional meaning working or in good condition
