Is learning calligraphy a verb?

Learning calligraphy is a verb. According to the relevant information, writing is obviously different from calligraphy from the part of speech. In modern Chinese, calligraphy is a noun, writing is a verb, and writing in a broad sense describes a writing action. Not only China but also the whole world needs to write. Not only Chinese characters, but also different characters all over the world can be presented in words.