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.
prime, prime quantity(noun) a number that has no factor but itself and 1. flower, prime, peak, heyday, bloom, blossom, efflorescence, flush(noun) the period of greatest prosperity or productivity. prime(noun) the second canonical hour; about 6 a.m.