Liquesce is a verb that means to dissolve or melt into a liquid. Antonyms for this word would be terms that describe the opposite or contrary meaning of liquesce. Some suitable antonyms for the word liquesce could be solidify, solidate, coagulate, freeze, harden, thicken, or crystallize. These words refer to the process of transforming a liquid into a solid or semi-solid state. For example, when butter is left in the refrigerator, it solidifies and becomes hard. Additionally, when water is exposed to cold temperatures, it can freeze and become a solid. These contrasting terms illustrate the opposite process of what occurs when something "liquesces.