extravagance

Extravagance is a related term of irresponsibility.

As nouns the difference between extravagance and irresponsibility

is that extravagance is excessive or superfluous expenditure of money while irresponsibility is the character or state of being irresponsible; lack of or freedom from responsibility; want of accountability.

Extravagance is a related term of idiocy.

As nouns the difference between extravagance and idiocy

is that extravagance is excessive or superfluous expenditure of money while idiocy is (psychology) the state or condition of being an idiot; the quality of having an intelligence level far below average; mental retardation.

Spectacle is a related term of extravagance.

As nouns the difference between spectacle and extravagance

is that spectacle is something exhibited to view; usually, something presented to view as extraordinary, or as unusual and worthy of special notice; a remarkable or noteworthy sight; a show; a pageant while extravagance is excessive or superfluous expenditure of money.

Showiness is a related term of extravagance.

As nouns the difference between showiness and extravagance

is that showiness is the property of being showy while extravagance is excessive or superfluous expenditure of money.

As a noun extravagance is

excessive or superfluous expenditure of money.

As nouns the difference between extravagance and lunacy

is that extravagance is excessive or superfluous expenditure of money while lunacy is the state of being mad, insanity.

As nouns the difference between arrogance and extravagance

is that arrogance is the act or habit of arrogating, or making undue claims in an overbearing manner; that species of pride which consists in exorbitant claims of rank, dignity, estimation, or power, or which exalts the worth or importance of the person to an undue degree; proud contempt of others; lordliness; haughtiness; self-assumption; presumption while extravagance is excessive or superfluous expenditure of money.

As nouns the difference between extravagance and generosity

is that extravagance is excessive or superfluous expenditure of money while generosity is (uncountable) the trait of being willing to donate money and/or time.

As nouns the difference between display and extravagance

is that display is a show or spectacle while extravagance is excessive or superfluous expenditure of money.

As a verb display

is to spread out, to unfurl.