Deep animosity is a strong feeling of hatred and loathing. It is often used to describe a long-standing, intense hostility between two or more people or groups. The term 'deep animosity' can be broken down into two words: 'HATE' and 'ODIUM'. HATE is an intense feeling of dislike or aversion, while ODIUM is a strong feeling of contempt or aversion. Together, these two words create a powerful image of deep animosity.