Plenty means enough or more than enough.
Excess is defined as more of something than is needed.
A going or being beyond what is needed, desired, or appropriate; an excess:
A large indefinite number:
The excess of the total accumulated assets of a business over its liabilities and capital stock outstanding
A temporary rise of the water level, as in a river or lake or along a seacoast, resulting in its spilling over and out of its natural or artificial confines onto land that is normally dry. Floods are usually caused by excessive runoff from precipitation or snowmelt, or by coastal storm surges or other tidal phenomena. &diamf3; Floods are sometimes described according to their statistical occurrence. A fifty-year flood is a flood having a magnitude that is reached in a particular location on average once every fifty years. In any given year there is a two percent statistical chance of the occurrence of a fifty-year flood and a one percent chance of a hundred-year flood .
An outlet or vent through which excess liquid may escape.
The thing that is lacking or needed
The state of having eaten and drunk to surfeit
Few is defined as not many.
Lack of density; thinness
A condition or situation in which something must be supplied in order for a certain condition to be maintained or a desired state to be achieved:
The condition or quality of lacking something usual or necessary:
A going beyond what is right or reasonable, as in demands, prices, etc.; extravagance
A spending of more than is reasonable or necessary; excessive expenditure; wastefulness
An amount left over; surplus
Any scarcity or lack
Find another word for plethora. In this page you can discover 29 synonyms, antonyms, idiomatic expressions, and related words for plethora, like: plenty, excess, overabundance, many, surplus, flood, overflow, superfluity, surfeit, lack and scarcity.