Synonyms of extravagantness

2 Syllables
surfeit
3 Syllables
lavishness, overplus, profusion, plethora
4 Syllables
overspending, superfluity, fulsomeness, overdose, superfluousness
5 Syllables
excessiveness, extravagancy, extravagance, exorbitance
6 Syllables
superabundance, overabundance, inordinateness