"Yesterday" can be an adverb, a noun, or an adjective.
Examples
Adverb: We arrived yesterday.
Noun: Yesterday started well. All our yesterdays.
Adjective: Yesterday morning
I think yesterday is a noun, because it is definitley not a verb or adjective. It is not an action and it does not describe anything.
Yesterday is an adverb.
"Yesterday" is an adverb modifying the noun "afternoon".
In the sentence "yesterday the leaves hung on the tree," "yesterday" is functioning as an adverb modifying the verb "hung."
The part of speech for "answer" is a noun.
The word "unbearable" is an adjective. It describes something that is not able to be endured or tolerated.
The part of speech for this particular word is a noun.
Yesterday is a noun in that sentence.
The word yesterday is an adverb.
In the sentence "yesterday the leaves hung on the tree," "yesterday" is functioning as an adverb modifying the verb "hung."
Yesterday is an adverb in that sentence.
Walked is a verb.
I think yesterday is a noun, because it is definitley not a verb or adjective. It is not an action and it does not describe anything.
It's an adverb.
Yesterday he paddled his canoe out into the lake and camped on an island overnight.
The word "unbearable" is an adjective. It describes something that is not able to be endured or tolerated.
She gave a terrific speech yesterday.
'Soundly' is an adverb. It means 'completely' e.g. They soundly rejected all of the proposed changes. It can mean 'deeply'. e.g. He slept very soundly yesterday night.
part of speech