Dyspnea means difficulty breathing, which causes an out of breath feeling. It is a symptom caused by innumerable health conditions. Being short of breath during or after exercise or physical exertion is expect. But being breathless without a cause can immediately trigger panic, fear and anxiety. Dyspnea is an indication that your body is hungry for oxygen.
Definition of plenty. 1  1a : a full or more than adequate amount or supply had plenty of time to finish the jobb : a large number or amount in plenty of trouble. 2  2 : the quality or state of being copious : plentifulness.
In economics, supply is the amount of something that firms, consumers, laborers, providers of financial assets, or other economic agents are willing to provide to the marketplace. Supply is often plotted graphically with the quantity provided (the dependent variable) plotted horizontally and the price (the independent variable) plotted vertically.