Adjective or noun. It is an adjective if you say, "Alex is a good tennis player." because it modifies player. It is a noun if you say "I play tennis."
preposition
part of speech
Adjective
What part of speech is thaw
The part of speech for oscillate is verb.
preposition
adjective
part of speech
The part of speech for this particular word is a noun.
adverb
what part of speech is beneath
The part of speech for "answer" is a noun.
The part of speech for "explicit" is an adjective.
The part of speech for "unfamiliar" is an adjective.
The part of speech for "indefinite" is an adjective.
The part of speech for "lecturer" is a noun.
The part of speech for "breezy" is an adjective.