zoom in vs pore

zoom in is not a noun while pore is a noun.

Word	Noun	Adjective	Verb	Adverb
zoom in	No	No	Yes	No
pore	Yes	No	Yes	No

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

Other hypernyms of zoom in include center, centre, concentrate, focus, rivet.

zoom in (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)

zoom in (verb)	pore (verb)
examine closely; focus one's attention on	direct one's attention on something