The term 'trickles (through)' can be summarized by the crossword solution 'SEEPS' (5 letters). Seeping is a slow and gradual process of liquid or gas passing through a porous surface or material. It is often used to describe the movement of water, such as when it passes through soil or rocks. Trickling is a similar process, but it is usually used to describe the movement of a smaller amount of liquid, such as when it passes through a narrow opening.