theologist vs theology

theologist and theology both are nouns.

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

theologist (noun)	theology (noun)
someone who is learned in theology or who speculates about theology	the learned profession acquired by specialized courses in religion (usually taught at a college or seminary)
	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