名词

1. 奢侈;铺张;浪费
Extravagance is the spending of more money than is reasonable or than you can afford.

2. 奢侈品
An extravagance is something that you spend money on but cannot really afford.

1. excessive spending

Synonym: prodigalitylavishnesshighlifehigh life

2. the trait of spending extravagantly

Synonym: prodigalityprofligacy

3. the quality of exceeding the appropriate limits of decorum or probability or truth

e.g. we were surprised by the extravagance of his description

Synonym: extravagancy