Percolate (verb)

1. Filter through a porous surface or substance.
2. Cause (a liquid) to filter through a porous surface or substance, typically in order to extract a soluble component.
3. To filter through a percolator in order to make coffee.
4. To spread gradually through a system or area.

Origin:

Late 17th century: from per- "through" + colare "to filter".

Examples:

1. The coffee percolated through the filter and into the pot.
2. The water percolated through the soil and into the aquifer.
3. The idea gradually percolated through the organization.
4. The rumors percolated through the small town.
5. The rain percolated through the soil and replenished the groundwater.