Difference between Insane and Demoniacal

INSANE vs DEMONIACAL: ADJECTIVE

Very foolish
Of, exhibiting, or afflicted with mental derangement. Not used in psychiatric diagnosis.
Characteristic of or associated with persons who are mentally deranged.
Intended for use by such persons.
Having been determined to be in a condition that meets the legal definition of insanity.
Immoderate; wild.
Very foolish; absurd.
Afflicted with or characteristic of mental derangement
Exhibiting unsoundness or disorder of mind; not sane; mad; deranged in mind; delirious; distracted. See insanity, 2.
Used by, or appropriated to, insane persons.
Causing insanity or madness.
Characterized by insanity or the utmost folly; chimerical; unpractical

Pertaining to, characteristic of, or produced by a demon or evil spirit; devilish or fiendish.
In a murderous frenzy as if possessed by a demon
Resembling or suggesting possession by a demon
Frenzied as if possessed by a demon

Not sane; unsound or deranged in mind; crazy.
Characteristic of a person mentally deranged; hence, wild; insensate; senseless.
Devoted to the use or care of the insane: as, an insane asylum.
Making insane; causing insanity.
Synonyms Crazed, lunatic, demented, maniacal.

Nutty, Schizophrenic, Paranoid, Loony, Batty, Maniac, Psychotic, Unhinged, Deranged, Demented, Idiotic, Mad, Bonkers, Lunatic, Crazy

Malefic, Satanic, Luciferian, Diabolic, Malevolent, Necromantic, Demonic, Fiendish, Agitated, Amok, Possessed, Insane, Amuck, Berserk, Demoniac

Nutty, Schizophrenic, Paranoid, Loony, Batty, Maniac, Psychotic, Unhinged, Deranged, Demented, Idiotic, Mad, Bonkers, Lunatic, Crazy

Malefic, Satanic, Luciferian, Diabolic, Malevolent, Necromantic, Demonic, Fiendish, Agitated, Amok, Possessed, Insane, Amuck, Berserk, Demoniac

This whole situation is insane and quite frankly is making me insane.
This is one insane quest fit for one insane faction of isolated geniuses.
Even if not deemed legally insane, a serial killer is certainly morally and ethnically insane.
If you want to demonstrate that someone is insane, then they gotta fucking look insane.
He acts insane but tries to insist I am the one who is insane.
Do people living through insane times realize just how insane that time is?
Asa was insane; but Asa was insane because the deed itself was insane.
Finally, I went insane, and not the good kind of insane either.
The people are all insane, the other animals are all insane, the earth is insane, Nature itself is insane.
Insane stunting circuits, insane jumps, insane speeds: Trackmania Turbo has it all.

Subduement by or subjeotion to demoniacal or magioal influences, etc.
Under this pressure she made a full confession, ascribing her deceits to demoniacal possession.
His people will be deceived by a force near demoniacal in its deceptive power.
But, however, he recovers himself, and again has recourse to demoniacal frauds.
Epilepsy, convulsions, demoniacal possession which the complaint is supposed to be.
Any uncommon sickness is generally attributed to their demoniacal practices.