The word "grinded" is a past tense verb that refers to the act of grinding something down into smaller pieces. There are several synonyms that can be used for this word, such as "crushed", "pulverized", "milled", "ground", "processed", "pounded", "chopped", "minced", and "shredded". Each of these synonyms represents a slightly different method of reducing something to a smaller size or texture, and each has its own distinct connotations. Choosing the right synonym for "grinded" depends on the context in which it is being used and the specific meaning that the writer or speaker wants to convey.