"Plastered" can function as both an adjective and a verb. As an adjective, it describes something that has been covered with plaster or is inebriated. As a verb, it is the past tense of "plaster," meaning to apply plaster or to adhere something firmly. The context in which it is used determines its part of speech.
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.
He plastered the drywall.
Plastered Confessions was created in 2003.
The duration of Caught Plastered is 1.13 hours.
Caught Plastered was created on 1931-09-05.
Plastered in Paris was created on 1966-04-05.
Plastered - 1930 was released on: USA: 1930
The part of speech for this particular word is a noun.
part of speech
The part of speech for "answer" is a noun.
adverb
what part of speech is beneath
The part of speech for "unfamiliar" is an adjective.