hour vs minute

hour and minute both are nouns.

Word	Noun	Adjective	Verb	Adverb
hour	Yes	No	No	No
minute	Yes	Yes	No	No

As nouns, hour and minute are synonyms defined as:

hour (noun)	minute (noun)
distance measured by the time taken to cover it	distance measured by the time taken to cover it
a period of time equal to 1/24th of a day	a short note
clock time	a unit of angular distance equal to a 60th of a degree
a special and memorable period	a unit of time equal to 60 seconds or 1/60th of an hour
	an indefinitely short time
	a particular point in time

hour (adjective)	minute (adjective)
	characterized by painstaking care and detailed examination
	infinitely or immeasurably small