Difference between Unusual and Crazy

UNUSUAL vs CRAZY: NOUN

More than usual.
Unlike what is expected; differing in some way from the norm.
Not usual; uncommon; rare
Not usual, common, or ordinary.
Being definitely out of the ordinary and unexpected; slightly odd or even a bit weird
Not commonly encountered
Not usual or common or ordinary

Possessed by enthusiasm or excitement.
Mentally deranged.
Affected with madness or insanity
Bizarre or fantastic
Possessed by inordinate excitement
Intensely enthusiastic about or preoccupied with
Foolish; totally unsound
Marked by foolish or unreasoning fondness
Departing from proportion or moderation, especially.
Unexpected; surprising.
In love; experiencing romantic feelings.
Overly excited or enthusiastic.
Out of control.
Insane; demented.
A bedquilt made of pieces of silk or other material of various sizes, shapes, and colors, fancifully stitched together without definite plan or arrangement.
The bony projection at the end of the elbow (olecranon), behind which passes the ulnar nerve; -- so called on account of the curiously painful tingling felt, when, in a particular position, it receives a blow; -- called also funny bone.
Inordinately desirous; foolishly eager.
Broken, weakened, or dissordered in intellect; shattered; demented; deranged.
Characterized by weakness or feebleness; decrepit; broken; falling to decay; shaky; unsafe.
Foolish or impractical; senseless.
Intensely involved or preoccupied.
Immoderately fond; infatuated.

Not usual; not frequent; not common; rare; strange; as, an unusual season; a person of unusual erudition.
Synonyms Uncommon, unwonted, singular, remarkable, odd.
Slightly odd or even a bit weird

Totally unsound
Foolish
Broken; impaired; dilapidated; weak; feeble: applied to any structure, but especially to a building or to a boat or a coach: as, a crazy old house or vessel.
Broken, weakened, or disordered in intellect; deranged; insane; demented.
Caused by or arising from mental derangement; marked by or manifesting insanity: as, a crazy speech; crazy actions.
(idiom) (like crazy) To an exceeding degree.

Eery, Singular, Eerie, Different, Freaky, Curious, Exotic, Unique, Unaccustomed, Weird, Extraordinary, Odd, Peculiar, Strange, Uncommon

Impractical, Loving, Sick, Smitten, Enamored, Infatuated, Unhinged, Demented, Gaga, Looney, Loony, Weirdo, Strange, Insane, Mad

Eery, Singular, Eerie, Different, Freaky, Curious, Exotic, Unique, Unaccustomed, Weird, Extraordinary, Odd, Peculiar, Strange, Uncommon

Impractical, Loving, Sick, Smitten, Enamored, Infatuated, Unhinged, Demented, Gaga, Looney, Loony, Weirdo, Strange, Insane, Mad

Try combining common first names with unusual last names, or unusual first names with common last names.
It appears that a pig in prison was not unusual, nor was it unusual for that pig to endure quite a lengthy stay.
They meet in the most unusual of circumstances and their relationships grows in the most unusual of ways.
The Eighth Amendment prohibits cruel and unusual punishments, and torture would surely meet the standard of cruel and unusual.
Suspicious orders include, but are not limited to, orders of unusual size, orders deviating substantially from a normal pattern, and orders of unusual frequency.
The unusual ruling follows a bench trial a few weeks ago for an unusual case brought by a prospective buyer in small claims court.
Extraordinary or exceptional events: such as unpredictable or unusual events requiring urgent, impromptu and unusual workforce.
Reversal of more than a few positives per year for most companies is unusual, though some industries and locations have unusual circumstances.
Routinely monitors financial exception reports for unusual activities, transactions, and investigates anomalies or unusual transactions.
Other unusual acts or unusual behavior that may suggest drug or alcohol use.

And now our gd government has gone crazy.
And I miss you like crazy, I miss you like crazy.
She was crazy, as crazy as he was, and just as needy.
The idea is definitely crazy, but if it is crazy enough to be true?
Brown just thought somebody had to do something; he was driven crazy by the crazy system of slavery.
People called her crazy, and to be fair she must have seemed crazy.
He was, even more than Nero, most likely crazy, certifiably crazy.
MY HERO ACADEMIA biggest FAN LOL THAT WAS CRAZY, CRAZY AWESOME.
Losing weight like crazy an about going crazy!
Seems crazy, but clearly its me that is crazy!