There are various synonyms for the word "freeze". Some of the common ones are "chill", "frost", "solidify", "crystallize", and "immobilize". "Chill" refers to the drop in temperature which leads to the formation of ice or frost. "Frost" is an icy coating that forms on surfaces that are exposed to very low temperatures. "Solidify" implies the transformation of a liquid into a solid state. "Crystallize" is the process of forming a crystal structure, often in a liquid. Lastly, "immobilize" refers to the cessation of movement, often due to extreme cold temperatures. These synonyms help to add diversity to the language and allow us to express ourselves better.