The word "agony in red" can evoke various emotions and descriptions depending on the context. It can refer to pain, suffering, or distress of any sort, particularly with a focus on the color red, which often symbolizes blood, violence, or danger. Synonyms for "agony in red" could include anguish, torment, agony, misery, or even scarlet agony. These all convey a sense of deep suffering or intense pain that can be visceral and overwhelming. Each term has its unique connotations and can be used in different situations. It's important to choose the right word to convey the intended meaning effectively.