"Our veins" functions as a noun phrase. "Our" is a possessive pronoun that modifies "veins," which is a plural noun referring to the blood vessels in the body. Together, they identify a specific group of veins belonging to the speaker and others associated with them.
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.
Veins is a plural noun.
no, veins are part of the circulatory system
Veins
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 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.