refinisher vs preserver

refinisher and preserver both are nouns.

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

As nouns, refinisher and preserver are synonyms defined as:

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

Other synonyms of refinisher include renovator, restorer.

refinisher (noun)	preserver (noun)
a skilled worker who is employed to restore or refinish buildings or antique furniture	rescue equipment consisting of a buoyant belt or jacket to keep a person from drowning
	a skilled worker who is employed to restore or refinish buildings or antique furniture
	someone who keeps safe from harm or danger
	a cook who preserves fruits or meat