What is one who has some peculiarity or eccentricity of character, which he indulges in odd or whimsical ways. He [Roger de Coverley] . . . was a great humorist in all parts of his life. Addison called?

humorist — One who has some peculiarity or eccentricity of character, which he indulges in odd or whimsical ways. He [Roger de Coverley] . . . was a great humorist in all parts of his life. Addison. (Webster's 1913.)