bailiwick vs theology

bailiwick and theology both are nouns.

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

As nouns, theology is a hyponym of bailiwick; that is, theology is a word with a more specific, narrower meaning than bailiwick:

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

bailiwick (noun)	theology (noun)
a branch of knowledge	the learned profession acquired by specialized courses in religion (usually taught at a college or seminary)
the area over which a bailiff has jurisdiction	a particular system or school of religious beliefs and teachings
	the rational and systematic study of religion and its influences and of the nature of religious truth