infernal/ɪnˈfɝnəl/Comparativemore infernalSuperlativemost infernal1characteristic of or resembling Hell2expletives used informally as intensifiersSynonyms: blesseddamneddamngoddamnblamedarnedgoddamnedblastedgoddamdeucedblamed3exceedingly evil, devilish, or inhumanSynonyms: diabolicsatanicunholydemonichellishfiendishdiabolical4being of the underworldAntonyms: supernal5relating to or having the qualities of hell, fire, or underworld of the dead