'Extravagancy' definitions:

Definition of 'extravagancy'

(from WordNet)
noun
The quality of exceeding the appropriate limits of decorum or probability or truth; "we were surprised by the extravagance of his description" [syn: extravagance, extravagancy]

Definition of 'Extravagancy'

From: GCIDE
  • Extravagancy \Ex*trav"a*gan*cy\, n.; pl. Extravagancies. Extravagance. [1913 Webster]