bowdlerizer vs expurgator

bowdlerizer and expurgator both are nouns.

Word	Noun	Adjective	Verb	Adverb
bowdlerizer	Yes	No	No	No
expurgator	Yes	No	No	No

As nouns, bowdlerizer and expurgator are synonyms defined as:

bowdlerizer and expurgator: a person who edits a text by removing obscene or offensive words or passages

Other synonyms of bowdlerizer include bowdleriser.

bowdlerizer (noun)	expurgator (noun)
a person who edits a text by removing obscene or offensive words or passages	a person who edits a text by removing obscene or offensive words or passages