reverend vs spiritual leader

reverend and spiritual leader both are nouns.

Word	Noun	Adjective	Verb	Adverb
reverend	Yes	Yes	No	No
spiritual leader	Yes	No	No	No

As nouns, spiritual leader is a hypernym of reverend; that is, spiritual leader is a word with a broader meaning than reverend:

reverend: a member of the clergy and a spiritual leader of the Christian Church
spiritual leader: a leader in religious or sacred affairs

reverend (noun)	spiritual leader (noun)
a member of the clergy and a spiritual leader of the Christian Church	a leader in religious or sacred affairs

reverend (adjective)	spiritual leader (adjective)
worthy of adoration or reverence