Order vs subdeacon

Order and subdeacon both are nouns.

Word	Noun	Adjective	Verb	Adverb
Order	Yes	No	No	No
subdeacon	Yes	No	No	No

As nouns, subdeacon is a hyponym of Order; that is, subdeacon is a word with a more specific, narrower meaning than Order:

Order: (usually plural) the status or rank or office of a Christian clergyman in an ecclesiastical hierarchy
subdeacon: a clergyman an order below deacon; one of the Holy Orders in the unreformed western Christian church and the eastern Catholic Churches but now suppressed in the Roman Catholic Church

Other hyponyms of Order include acolyte, anagnost, deacon, doorkeeper, ostiarius, ostiary, exorcist, lector, reader, priest.

Order (noun)	subdeacon (noun)
(usually plural) the status or rank or office of a Christian clergyman in an ecclesiastical hierarchy	a clergyman an order below deacon; one of the Holy Orders in the unreformed western Christian church and the eastern Catholic Churches but now suppressed in the Roman Catholic Church