That would depend on its use:
"We determined our position based on the sun." Here, "determined" is a past tense verb.
"He is determined to win the election, no matter how low he has to sink." Here, "determined" is an adjective.
Determination is a noun, a singular, common, abstract noun.
"Determines" is a verb in its third person singular present indicative tense.
Jerry explained the lengthy topic wonderfully.
Abstract noun
determine is a verb
Vaguely is an adverb, and it means not clear; not definitely established, determined, confirmed, or known; uncertain.
adverb
what part of speech is work
i want to know what part of speech is camping
what part of speech is beneath
By use of the word in a sentence.
It could be used as a verb 'to minister to' or it could be a noun 'a Methodist minister'. Parts of speech are determined by context
"We're" would most likely be used as the subject of a sentence. However, a word's part of speech is determined by its placement and function in a sentence, not by the word itself.
Preordained can be an adjective and a verb. Adjective: Determined in advance. Verb: The past tense of the verb 'preordain'.
The word determination is a noun. It is the act of determining.
Vaguely is an adverb, and it means not clear; not definitely established, determined, confirmed, or known; uncertain.
part of speech
The part of speech for this particular word is a noun.
adverb
what part of speech is work
what part of speech is beneath
the part of speech sashay is a averb