convent vs religious order

convent and religious order both are nouns.

Word	Noun	Adjective	Verb	Adverb
convent	Yes	No	No	No
religious order	Yes	No	No	No

convent (noun)	religious order (noun)
a religious residence especially for nuns	a subdivision of a larger religious group
a community of people in a religious order (especially nuns) living together