fertility
fruitfulness
creative thinking
creativeness
creativity
physical condition
physiological condition
physiological state
fecund
fecundation
adaptability
agility
aptness
celerity
cleverness
erudition
fluency
longevity
luxuriance
precocity
procreation
productiveness
resourcefulness
richness
salubrity
sensitiveness
stamina
versatility
vitality
vivacity
vividness
volubility