toughie 2rzeczownikdomena: komunikacjaPrinceton WordNet [ver.3.1]AngielskiDefinicjaa particularly difficult or baffling question or problemZgłoś błądŚcieżka do najwyższego hiperonimuMorfologiaGraf synsetuSynonimyposer 3a particularly difficult or baffling question or problemstumper 1a particularly difficult or baffling question or problemsticker 3a particularly difficult or baffling question or problem