Noun

(en noun)

Excessive or superfluous expenditure of money.

Prodigality as in extravagance of anger, love, expression, imagination, or demands.

:They spared nothing in obtaining extravagances for each other. Everything was lavish and wildly in excess. They were in love!

*

*:A great bargain also had been the excellent Axminster carpet which covered the floor; as, again, the arm-chair in which Bunting now sat forward, staring into the dull, small fire. In fact, that arm-chair had been an extravagance of Mrs. Bunting. She had wanted her husband to be comfortable after the day's work was done, and she had paid thirty-seven shillings for the chair.

Noun

(uncountable) The trait of being willing to donate money and/or time.

* 1963 : Erik H. Erikson, Childhood and Society

We have mentioned generosity as an outstanding virtue required in Sioux life.

(uncountable) Acting generously.

* {{quote-magazine, date=2013-06-14, author=(Jonathan Freedland)

, volume=189, issue=1, page=18, magazine=(The Guardian Weekly) , title= Obama's once hip brand is now tainted , passage=Now we are liberal with our innermost secrets, spraying them into the public ether with a generosity our forebears could not have imagined. Where we once sent love letters in a sealed envelope, or stuck photographs of our children in a family album, now such private material is despatched to servers and clouds operated by people we don't know and will never meet.}}

(uncountable) The trait of being abundant, more than adequate.

(literally, uncountable) Good breeding; nobility of stock.

(countable) A generous act.

* 1873 : Reverend M. C. Tyler, Proceedings at the Laying of the Corner Stone of the Sage College of the Cornell University

May the generosities of the founders of these halls, be rewarded by the fair and holy characters which shall be here formed.