The phrase "Sunday afternoon" is an adverbial, but not an adverb. Sunday is a proper noun and afternoon is a noun. The same sort of adverbials occur as "this morning" or "last night."
e.g. "I'm leaving Sunday afternoon" is the same as "I'm leaving on Sunday afternoon" (adverbial phrase).
It is neither: it is a proper noun for a holiday.(In 'Easter Sunday' it is a noun adjunct with the proper noun Sunday.)
No. It is a noun. The form "this afternoon" (meaning "on this afternoon") can be an adverb phrase answering "when."
Adverb.Here is an adverb, not an adjective.
its an adverb an adjective is a descriptive word an adverb is a feeling
No, it is an adverb. It is the adverb form of the adjective perfect.
On can be an adverb a preposition or an adjective. adverb - Turn the lights on. adjective - The switch is in the on position. preposition - I'll see you on Sunday.
The word afternoon is a noun, a word for the period of the day from noon to evening.Several dictionaries categorize 'afternoon' as an adjective; but only one, Oxford Dictionaries, categorizes 'afternoon' as an adverb. (eight dictionaries researched)
Sunday AFTER noon
It is neither: it is a proper noun for a holiday.(In 'Easter Sunday' it is a noun adjunct with the proper noun Sunday.)
Quietly is an adverb, based on the adjective quiet.
No. It is a noun. The form "this afternoon" (meaning "on this afternoon") can be an adverb phrase answering "when."
Dark can be an adjective or a noun. Darkly is an adverb.
Night: noun an: adverb adjective: adjective noun: noun adverb: adverb
Adverb.Here is an adverb, not an adjective.
its an adverb an adjective is a descriptive word an adverb is a feeling
An adverb describes a verb, an adjective or another adverb.
The adjective of strength is strong.The adverb of strength is strongly.