sect vs religion

sect and religion both are nouns.

Word	Noun	Adjective	Verb	Adverb
sect	Yes	No	No	No
religion	Yes	No	No	No

As nouns, religion is a hypernym of sect; that is, religion is a word with a broader meaning than sect:

Other hypernyms of sect include faith, organized religion.

sect (noun)	religion (noun)
a dissenting clique	a strong belief in a supernatural power or powers that control human destiny
a subdivision of a larger religious group	an institution to express belief in a divine power