hoodlum vs toughie

hoodlum and toughie both are nouns.

Word	Noun	Adjective	Verb	Adverb
hoodlum	Yes	No	No	No
toughie	Yes	No	No	No

As nouns, hoodlum and toughie are synonyms defined as:

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

hoodlum (noun)	toughie (noun)
an aggressive and violent young criminal	a particularly difficult or baffling question or problem
	an aggressive and violent young criminal