essential element (noun) be-all and end-all: essential factor
Sinonime: abundant, arable,
bearing,
black,
bountiful, breeding, breedy, bringing forth, childing, fecund, feracious, flowering, flowing with milk and honey, fruitful, generative, gravid, hebetic, loamy,
lush, luxuriant, plenteous,
plentiful, pregnant, procreant,
producing, productive, proliferant, prolific, puberal, pubescent,
rank,
rich, spawning, teeming, uberous, vegetative,
virile, with child,
yieldingAntonime: barren,
fruitless,
impotent, infertile,
sterile, unproductive,
useless