Novel variants of clade 2.3.4 highly pathogenic avian influenza ... by Gu, Min; Zhao, Guo; Zhao, Kunkun; Zhong, Lei; Huang, Junqing; Wan, Hongquan; Wang, Xiaoquan; Liu, We / Emerging Infectious Diseases.
Sometimes a dynamic character is called a developing character. Flat Character A character who reveals only one, maybe two, personality traits in a story or novel, and the trait(s) do not change.
B. flat character = 5. unchanging character Flat characters are very two-dimensional; they are either good or bad, and they don't change much through the text. They are not extremely relevant to the story either, but are there to highlight the qualities of the main character - to make him or her seem better or worse.