Synonyms of demoniac

demoniac

adjective

di-ˈmō-nē-ˌak 

variants also demoniacal

as in demonic

of, relating to, or worthy of an evil spirit

the murderer seemed possessed by a demoniac wish to destroy life

Synonyms & Similar Words

• demonic
• sinister
• malicious
• satanic
• diabolical
• fiendish
• devilish
• wicked
• evil
• vicious
• infernal
• demonian
• Luciferian
• ferocious
• malignant
• cruel
• savage
• hellish
• cacodemonic
• malevolent
• monstrous
• vile
• heinous
• villainous
• baleful
• immoral
• nefarious
• iniquitous
• barbarous
• inhuman

Antonyms & Near Antonyms

• angelic
• celestial
• heavenly
• benign
• benevolent
• holy
• beneficent
• moral
• godly
• virtuous
• saintly
• good
• righteous
• ethical
• benignant
• sainted