hagiologist vs hagiographer

hagiologist and hagiographer both are nouns.

Word	Noun	Adjective	Verb	Adverb
hagiologist	Yes	No	No	No
hagiographer	Yes	No	No	No

As nouns, hagiologist and hagiographer are synonyms defined as:

hagiologist and hagiographer: the author of a worshipful or idealizing biography

Other synonyms of hagiologist include hagiographist.

hagiologist (noun)	hagiographer (noun)
the author of a worshipful or idealizing biography	the author of a worshipful or idealizing biography