maniac

As an adjective mad

is insane; crazy, mentally deranged.

As an adverb mad

is intensifier; to a large degree; extremely; exceedingly; very; unbelievably.

As a verb mad

is to madden, to anger, to frustrate.

As an acronym MAD

is mutually assured destruction.

As a noun maniac is

an insane person, especially one who suffers from a mania.

As a proper noun moron

is a commune in southwestern haiti.

As a noun maniac is

an insane person, especially one who suffers from a mania.

As nouns the difference between maniac and morons

is that maniac is an insane person, especially one who suffers from a mania while morons is .

As nouns the difference between maniac and depression

is that maniac is an insane person, especially one who suffers from a mania while depression is depression (area that is lower than its surroundings).

As nouns the difference between maniac and idiot

is that maniac is an insane person, especially one who suffers from a mania while idiot is (slang|derogatory) a proponent of intelligent design.

As nouns the difference between maniac and evil

is that maniac is an insane person, especially one who suffers from a mania while evil is moral badness; wickedness; malevolence; the forces or behaviors that are the opposite or enemy of good.

As an adjective evil is

intending to harm; malevolent.

As an adjective pathological

is pertaining to pathology.

As a noun maniac is

an insane person, especially one who suffers from a mania.

As nouns the difference between maniac and manias

is that maniac is an insane person, especially one who suffers from a mania while manias is plural of mania.