The forms of adjectives in Sichuan dialect are very vivid and rich. Although Mandarin has the same word-formation methods, Sichuan dialect has more word-formation methods than Mandarin, with rich meanings, strong emotions and high frequency of use. For example, monosyllabic or polysyllabic affixes can be added before and after the root of adjectives to form this vivid form and express different States or emotions. Such as red, black and so on. The affixes in Sichuan dialect are quite different from those in Mandarin. There are some unique affixes in Sichuan dialect, but not in Mandarin. Although there are some affixes in Sichuan dialect, there are great differences in the scope of use and additional meaning, and the characteristics of Sichuan dialect are still obvious.