divinity vs bailiwick

divinity and bailiwick both are nouns.

Word	Noun	Adjective	Verb	Adverb
divinity	Yes	No	No	No
bailiwick	Yes	No	No	No

As nouns, bailiwick is a hypernym of divinity; that is, bailiwick is a word with a broader meaning than divinity:

divinity: the rational and systematic study of religion and its influences and of the nature of religious truth
bailiwick: a branch of knowledge

Other hypernyms of divinity include discipline, field, field of study, study, subject, subject area, subject field.

divinity (noun)	bailiwick (noun)
the quality of being divine	a branch of knowledge
the rational and systematic study of religion and its influences and of the nature of religious truth	the area over which a bailiff has jurisdiction
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any supernatural being worshipped as controlling some part of the world or some aspect of life or who is the personification of a force