Cement is a noun and a verb.
It's made up from partially cement
Portland Cement Company and Nebraska Cement Company (both formerly part of the Ideal Cement Company.)
part of speech
The part of speech for this particular word is a noun.
what part of speech is beneath
adverb
what part of speech is work
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.