noun
1.
Synonyms: fertility , fruitfulness, prolificacy
Related Word: productiveness, productivity; exuberance, lavishness, lushness, luxuriance, prodigality, profuseness, profusion
Contrasted words: infertility, sterility, unproductiveness
Antonyms: barrenness, infecundity
2.
Synonyms: eloquence , expression, expressiveness, expressivity