nones vs canonical hour

nones and canonical hour both are nouns.

Word	Noun	Adjective	Verb	Adverb
nones	Yes	No	No	No
canonical hour	Yes	No	No	No

As nouns, canonical hour is a hypernym of nones; that is, canonical hour is a word with a broader meaning than nones:

nones: the fifth of the seven canonical hours; about 3 p.m.
canonical hour: (Roman Catholic Church) one of seven specified times for prayer

nones (noun)	canonical hour (noun)
the fifth of the seven canonical hours; about 3 p.m.	(Roman Catholic Church) one of seven specified times for prayer