Depending on its usage in a sentence, it could be many different things, a noun, an adjective or an adverb as I can think of them.
Adjective:
The elderly lady walked down the street
Adverb:
She began to realize that she had become elderly
Noun:
The elderly in our community deserve more respect.
The part of speech for "oldest" depends on how it is used.
See the sentences below.
Of all the kids in the family, she is the oldest. (oldest = noun)
Her oldest daughter is beautiful. (oldest = adjective)
The word old is an adjective and age is noun, the term old age is a compound noun, an open spaced compound noun.
Older is an adjective.
part of speech
Adjective
What part of speech is thaw
The part of speech for oscillate is verb.
An adjective is a part of speech.
The elderly woman is on a fixed income. Here, fixed is an adjective. He fixed the broken television. Here, fixed is a verb.
part of speech
The part of speech for this particular word is a noun.
what part of speech is beneath
what part of speech is work
adverb
Old Major, the wise elderly pig, has a speech.
The word speech is a noun.
Adjective
Yes, conjunction is a part of speech.
What part of speech is thaw
i want to know what part of speech is camping