The word "oxygen" is a noun, a common, concrete, uncountable noun; a word for an element, a word for a thing. It can be altered into a verb as in "oxygenate".
It is a noun, but can also act as an adjective, as in "Hydrogen balloon".
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 word oxygen is a noun. Oxygen is one of the chemical elements.
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
speech
Sashay is a verb. It means to walk in an exaggerated, showy manner, often with hip swaying.
"Did not" or "didn't" is a contraction of the auxiliary verb "did" and the adverb "not," forming a negative past tense construction in English.
The word speech is a noun.
Adjective
Yes, a proper noun is a type of noun that specifically names a unique person, place, thing, or idea and is typically capitalized. It is part of the broader category of nouns in the classification of parts of speech in grammar.