Fiendish - Definition
fiendish
adj 1: extremely evil or cruel; expressive of cruelty or
befitting hell; "something demonic in him--something that
could be cruel"; "fires lit up a diabolic scene";
"diabolical sorcerers under the influence of devils"; "a
fiendish despot"; "hellish torture"; "infernal
instruments of war"; "satanic cruelty"; "unholy grimaces"
[syn: demonic, diabolic, diabolical, fiendish,
hellish, infernal, satanic, unholy]