The term 'permeated, with 'INTO'' can be summarized by the crossword solution 'SEEPED, ' which is a 6-letter word. Seepage is the process of a liquid slowly passing through a porous material, such as soil or rock. This process is often used to describe the movement of water through the ground, but it can also refer to the movement of other liquids, such as oil or gas. In this context, permeated, with 'INTO' means that something has been slowly and steadily absorbed INTO something else.