Leach
Part of speech: noun
Definition: A quantity of wood ashes, through which water passes, and thus imbibes the alkali. A tub or vat for leaching ashes, bark, etc.
Part of speech: verb
Definition: To purge a soluble matter out of something by the action of a percolating fluid.
Percolate
Part of speech: noun
Definition: A liquid that has been percolated.
Part of speech: verb
Definition: To pass a liquid through a porous substance; to filter.To drain or seep through a porous substance.To make (coffee) in a percolator.To spread slowly or gradually; to slowly become noticed or realised.