Synonyms for Excess:

adj.

all (adjective)
extra, surplus, supererogatory, superfluous, redundant, spare, supernumerary.
residual (adjective)
residue.
supererogatory (adjective)
supererogatory.
superfluous (adjective)
de trop.
unnecessary (adjective)
unneeded.

n.

bullying, margin, cruelty, overstock, evil, barbarism, abuse, overage, inhumanity, overrun, overcharge, atrocity, Brutalities, savagery, overweight, maltreatment. actuary, assurance, residue, comprehensive, balance, refuse, leftovers, actuarial, contributory, Leavings, carrier, benefit, broker, collision damage waiver, rest, remainder, adjuster. complement, Extravagancy, Extravagantness, superfluousness, overcapacity, supplement, addition, embarrassment. conduct, disposition, inclination, behavior, spirit, fat, posture, schtick, outlook, human nature, instinct. depravity, iniquity, sin, villainy, wrong, immorality, decadence, enormity. discharge, dismiss, lay off, de trop, retire, fire, pink slip, ease out, pension off, give someone notice, pay off. attribute (noun)
surplus, surplusage.
excess (noun)
extra, overabundance, redundant, spare, supernumerary, overindulgence, unnecessary, surplusage, surfeit, inordinateness, surplus, supererogatory, superfluous, unneeded, excessiveness.
overabundance of something (noun)
exuberance, overload, overdose, overflow, residue, balance, rest, refuse, lavishness, spare, plenty, remainder, overweight, wastefulness, surfeit, fat, overkill, overrun, Leavings, surplus, inundation, too much, plethora.
overflow (noun)
overkill.
overindulgence in personal desires (noun)
prodigality, inordinateness, immoderation, indulgence, extravagance.
surplus (noun)
more than, over and above.
wastefulness (noun)
gluttony, lavishness, opulence, thriftlessness, pound-foolishness, profuseness, overindulgence, prodigality, indulgence, extravagance, overabundance, immoderation, wastefulness.

Other synonyms:

abundance
plenty.
bounty
abundance.
excessiveness
excessiveness, too much.
surplus
plethora, surplus.

Usage examples for excess

  1. Quite so, but I shall get a sum much in excess of the mortgage. – Colorado Jim by George Goodchild