exorbitance noun. 
[ɪg'zɔ:bɪt(ǝ)ns, ɛg-] LME.[formed as EXORBITANCY: see -ANCE.]1.  (A) transgression of law or morality; an offence; misconduct, criminality. 
arch. LME.2.  The fact of being excessive or immoderate; extravagance; 
esp. gross excessiveness of a price, demand, etc. 
E17.3.  (An) eccentricity, (an) irregularity; (a) divergence from a prescribed track. Also, an attack of insanity. Now 
rare or 
obsolete. 
M17.  [TahlilGaran] English Dictionary ▲