Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun toughie

2 senses of toughie

Sense 1
hood, hoodlum, goon, punk, thug, tough, toughie, strong-armer -- (an aggressive and violent young criminal)
       => criminal, felon, crook, outlaw, malefactor -- (someone who has committed a crime or has been legally convicted of a crime)

Sense 2
poser, stumper, toughie, sticker -- (a particularly difficult or baffling question or problem)
       => problem -- (a question raised for consideration or solution; "our homework consisted of ten problems to solve")