excess
2 antonyms and opposites of excess.
Noun — An amount beyond what is normal, necessary, or allowed.
Synonyms for excess
abundance
acrasia
acrasy
excessiveness
exuberance
copiousness
fecundity
fertileness
fruitfulness
fertility
fulth
glut
immoderation
incontinence
intemperance
nimiety
mountain
overabundance
overage
overflow
overplus
overquantity
oversum
plenteousness
plentifulness
plenty
plethora
productiveness
superabundance
profusion
superaddition
superfluity
superfluousness
superflux
superplus
surfeit
surplus
surplusage
uberty
ug