it is a linking verb. "Seems" "tastes" "smells" are all the same kind of verb, what one of my old teacher called "Wannabe Verbs", meaning they want to be a "Being Verb" (be, is, was, might be, etc. etc.)
The soup seems good.....
SEEMS is a Linking Verb to GOOD, which is the PREDICATE ADJECTIVE
part of speech
An adjective is a part of speech.
The part of speech is a adjective
adverb
what part of speech is work
Seems is the verb. To be tired is a verbal phrase, a verb form functioning as another part of speech in this sentence.
part of speech
An adjective is a part of speech.
what part of speech is beneath
The part of speech is a adjective
adverb
what part of speech is work
"Ouch" is an interjection*, which sometimes now seems to be called an ejaculation. *I learned parts of speech in the 1950s.
The part of speech which "antagonist" is, is noun.
The part of speech of cannot is a verb
the part of speech sashay is a averb
The part of speech that asks: how, when, and where, are adverbs.