immerse vs pore

immerse is not a noun while pore is a noun.

Word	Noun	Adjective	Verb	Adverb
immerse	No	No	Yes	No
pore	Yes	No	Yes	No

As verbs, pore is a hypernym of immerse; that is, pore is a word with a broader meaning than immerse:

Other hypernyms of immerse include center, centre, concentrate, focus, rivet.

immerse (noun)	pore (noun)
	any small opening in the skin or outer surface of an animal
	a minute epidermal pore in a leaf or stem through which gases and water vapor can pass
	any tiny hole admitting passage of a liquid (fluid or gas)

immerse (verb)	pore (verb)
devote (oneself) fully to	direct one's attention on something
cause to be immersed
thrust or throw into
enclose or envelop completely, as if by swallowing