THESAURUS
fertilize
backset, compost, cross-
fertilize, cross-pollen, cross-pollinate, cross-pollinize, cultivate, culture, cut, delve, dig, dress, enrich, fallow, fatten, fecundate, fecundify, feed, force, fructify, get with child, get with young, harrow, hoe, impregnate, inseminate, list, manure, mulch, nourish, plow, pollen, pollinate, pollinize, prolificate, prune, rake, spade, spermatize, thin, thin out, till, till the soil, weed, weed out, work
ROGET THESAURUS
fertilize
Productiveness
VB
make productive, fructify, procreate, generate,
fertilize, spermative, impregnate, fecundate, fecundify, teem, multiply, produce, conceive.