Extravagance - What does it mean?
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.
Not English has no English definition. It may be misspelled.