Shiah Islam vs religious order

Shiah Islam and religious order both are nouns.

Word	Noun	Adjective	Verb	Adverb
Shiah Islam	Yes	No	No	No
religious order	Yes	No	No	No

As nouns, religious order is a hypernym of Shiah Islam; that is, religious order is a word with a broader meaning than Shiah Islam:

Other hypernyms of Shiah Islam include religious sect, sect.

Shiah Islam (noun)	religious order (noun)
one of the two main branches of orthodox Islam; mainly in Iran	a subdivision of a larger religious group