Either a noun or a verb, depending on the context.
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 minimum is a noun. It refers to the lowest limit.
The gov't can limit free speech or press if the communication is advertising. Commercial Speech is protected by the 1st and 14th Amendment.
part of speech
The part of speech for this particular word is a noun.
The part of speech for "answer" is a noun.
adverb
what part of speech is beneath
The direct incitement test allows government to limit speech that will likely result in imminent lawless action.
The part of speech for "explicit" is an adjective.
The part of speech for "twirl" is a verb.
The part of speech for "unfamiliar" is an adjective.
The part of speech of "came" is a verb.