manure
/ˈmænjʊər, -ˌnʊər/Definitions
1. noun
excrement, especially that of domesticated animals, used as fertilizer
“The farmer spread the manure around the base of the trees to promote healthy growth.”
2. verb
to fertilize land with manure
“The gardener manured the field before planting the new crop.”
3. verb
to treat or process manure for use as fertilizer
“The farmer manured the compost to create nutrient-rich soil.”