Porously is an adjective used to describe something that has a lot of small holes or gaps, often allowing substances to pass through easily. Synonyms for porously include permeable, absorbent, open, porous, penetrable, leaky, spongy, and sieve-like. Permeable refers to something that allows substances to flow through, while absorbent indicates something that can soak up or take in liquids or gases. Open implies a space or gap that is not blocked or sealed, while porous is similar to permeable but may also imply a lack of solidity. Penetrable is used to describe something that can be pierced or entered, while leaky and spongy indicate something that may allow fluids to escape or get trapped within.