exuberance

Synonyms: abandon animation ardor bounce buoyancy cheerfulness eagerness ebullience effervescence excitement exhilaration fervor friskiness gayness get up and go high spirits juice life liveliness pep pepper spirit sprightliness vigor vitality zap zest zip

Antonyms: discouragement lifelessness

Synonyms: abundance affluence copiousness effusiveness exaggeration excessiveness fulsomeness lavishness lushness luxuriance plenitude plenty prodigality richness superabundance superfluity teemingness

Antonyms: insufficiency lack need want