The word good is an adjective. It is another word for pleasant or enjoyable.
an adjective
"Good morning" is considered a greeting or an interjection, not a traditional part of speech like a noun or verb.
Very is an adjective. It describes how good she was.
Good and At are two words. Good is an adjective, and at is a preposition.
subject
Cleverly is an adverb.
Imaginative mean you have a good imagination.
The part of speech for this particular word is a noun.
part of speech
The part of speech for "answer" is a noun.
what part of speech is beneath
adverb