That infernal device was much like the ones made from pressure cookers used in Boston.
Egypt is eternal, one might say, but its problems are infernal.
infernal, it can cause fires and explosions; toxic, it can debilitate, poison, and kill.
Of course there will be deranged people who will rejoice in their weird conviction of his eternal and infernal roasting.
He called her “a silly chattering windbag, an infernal liar, a conceited, gushing, rump-wagging, blethering ass.”
"Oh, stop this infernal nonsense, Tony," he said in a tone tinged with alarm.
Jubilant over a prompt success, their joy was savage and infernal.
Whatever you do, don't make me late for that infernal banquet.
Do you know what one of the boatmen said to me in his infernal patois?
I wish I could be with you, but I'm kept in this infernal place till the beginning of next week.
late 14c., in reference to the underworld, from Old French enfernal, infernal (12c.), from Late Latin infernalis "of the lower regions," from infernus "hell" (Ambrose), literally "the lower (world)," noun use of Latin infernus "lower, lying beneath," from infra "below" (see infra-). Meaning "devilish, hateful" is from early 15c. For the name of the place, or things which resemble it, the Italian form inferno has been used in English since 1834, from Dante. Related: Infernally.