saboteur vs wrecker

saboteur and wrecker both are nouns.

Word	Noun	Adjective	Verb	Adverb
saboteur	Yes	No	No	No
wrecker	Yes	No	No	No

As nouns, saboteur and wrecker are synonyms defined as:

saboteur and wrecker: someone who commits sabotage or deliberately causes wrecks

Other synonyms of saboteur include diversionist.

saboteur (noun)	wrecker (noun)
someone who commits sabotage or deliberately causes wrecks	a truck equipped to hoist and pull wrecked cars (or to remove cars from no-parking zones)
a member of a clandestine subversive organization who tries to help a potential invader	someone who commits sabotage or deliberately causes wrecks
	someone who demolishes or dismantles buildings as a job