- fecundity, fruitfulness - the intellectual fruitfulness of a creative imagination
--1 is a kind of creativity, creativeness, creative thinking
- fertility, fecundity - the state of being fertile; capable of producing offspring
--2 is a kind of physiological state, physiological condition
- fruitfulness, fecundity - the quality of something that causes or assists healthy growth
--3 is a kind of quality
--3 has particulars:richness, prolificacy, fertility; productiveness, productivity