Berserk vs. Crazy — What's the Difference?

Out of control with anger or excitement; wild or frenzied

Mad, especially as manifested in wild or aggressive behaviour

Destructively or frenetically violent

Extremely enthusiastic

Mentally or emotionally upset; deranged

(of an angle) appearing absurdly out of place or unlikely

(Informal) Unrestrained, as with enthusiasm or appetite; wild

Extremely

One that is violent, upset, or unrestrained.

A mad person

A berserker.

Mentally deranged.

(historical) berserker

(Informal) Odd or eccentric in behavior.

Furiously, injuriously, or maniacally violent or out of control.

Possessed by enthusiasm or excitement

(by extension)

Immoderately fond; infatuated

Bizarre; weird.

Intensely involved or preoccupied

Wildly joyous; ecstatic.

Foolish or impractical; senseless

One of a class of legendary heroes, who fought frenzied by intoxicating liquors, and naked, regardless of wounds.

Intensely annoyed or irritated

One who fights as if frenzied, like a Berserker.

Disorderly or askew

Frenzied; crazed; usually in predicate position.

(Informal) Extremely; very

One of the ancient Norse warriors legendary for working themselves into a frenzy before a battle and fighting with reckless savagery and insane fury

One who is or appears to be mentally deranged

In a murderous frenzy as if possessed by a demon;

Of unsound mind; insane; demented.

Out of control.

Very excited or enthusiastic.

In love; experiencing romantic feelings.

(informal) Very unexpected; wildly surprising.

(obsolete) Flawed or damaged; unsound, liable to break apart; ramshackle.

(obsolete) Sickly, frail; diseased.

(slang) Very, extremely.

An insane or eccentric person; a crackpot.

Eccentric behaviour; lunacy; craziness.

Characterized by weakness or feebleness; decrepit; broken; falling to decay; shaky; unsafe.

Broken, weakened, or dissordered in intellect; shattered; demented; deranged.

Inordinately desirous; foolishly eager.

Someone deranged and possibly dangerous

Affected with madness or insanity;

Foolish; totally unsound;

Marked by foolish or unreasoning fondness;

Possessed by inordinate excitement;

Bizarre or fantastic;

Intensely enthusiastic about or preoccupied with;