Quench is a powerful word that means to quell, extinguish, satisfy, or slake thirst. To clarify, quenching is the process of satisfying one's thirst or desire for something. There are a number of synonyms for the word quench, such as satisfy, satiate, fulfill, appease, and gratify. These words all convey the concept of providing what is necessary or desired to fulfill a want or need. Other synonyms for the word quench include extinguish, smother, squash, stifle, and subdue, which suggest the elimination or suppression of something. In conclusion, quench can be an incredibly versatile word with a wide variety of synonyms.