renovator vs refinisher

renovator and refinisher both are nouns.

Word	Noun	Adjective	Verb	Adverb
renovator	Yes	No	No	No
refinisher	Yes	No	No	No

As nouns, renovator and refinisher are synonyms defined as:

renovator and refinisher: a skilled worker who is employed to restore or refinish buildings or antique furniture

Other synonyms of renovator include preserver, restorer.

renovator (noun)	refinisher (noun)
a skilled worker who is employed to restore or refinish buildings or antique furniture	a skilled worker who is employed to restore or refinish buildings or antique furniture