Why this word is great
PERCOLATION — [Noun] The process of a liquid slowly passing through a porous material or filter. From the Latin percōlātiōn-, from percōlāre ("to strain through"), from per- ("through") + cōlāre ("to strain, filter"). Unlike “filtration,” which implies a deliberate, mechanical separation, or “infusion,” which emphasizes steeping for extraction, percolation is the quiet, gravitational pilgrimage of a fluid through interstitial spaces. It is rainwater gathering its mineral voice as it trickles through limestone to become a spring; the bitter, dark bloom of coffee brewed drop by drop in a glass globe; and the slow, capillary migration of damp through a basement wall—the patient, invisible work that turns mere passage into profound transformation.