The antonyms for the word "buying" are "selling" and "discarding." Selling refers to the process of exchanging goods or services for money or other goods while discarding means getting rid of something that is no longer wanted or needed.
Similarly, the antonyms for the word "selling" are "buying" and "keeping." Buying means acquiring something in exchange for money or other goods while keeping means to continue holding onto something and not disposing of it.
Both buying and selling are essential parts of any economy, and knowing their antonyms can help us better understand the concept of trade and exchange. By grasping the meaning of these words, we can also gain insight into the broader concepts of ownership and value.