strong-armer vs goon

strong-armer and goon both are nouns.

Word	Noun	Adjective	Verb	Adverb
strong-armer	Yes	No	No	No
goon	Yes	No	No	No

As nouns, strong-armer and goon are synonyms defined as:

Other synonyms of strong-armer include hood, hoodlum, punk, thug, tough, toughie.

strong-armer (noun)	goon (noun)
an aggressive and violent young criminal	an awkward stupid person
	an aggressive and violent young criminal