filter

Sense 1 noun

device that removes something from whatever passes through it

Sense 2 verb

remove by passing through a filter

filter out the impurities

Sense 3 noun

an electrical device that alters the frequency spectrum of signals passing through it

Sense 4 verb

pass through

Water permeates sand easily

Sense 5 verb

run or flow slowly, as in drops or in an unsteady stream

water trickled onto the lawn from the broken hose