gradable
adjective language specialized uk/ˈɡreɪ.də.bəl/ us/ˈɡreɪ.də.bəl/
（形容词或副词）可分级的（可以有比较级或最高级形式，能被 very 或 quite 等词修饰）
A gradable adjective or adverb is one that can be used in the comparative or superlative, or that can be qualified by words such as 'very' or 'quite'.