Sensationless is a word used to describe a lack of feeling or emotion. Antonyms for sensationless include sensitive, empathetic, and emotional. Sensitivity is the ability to understand and perceive others' emotions, so it can be considered the opposite of sensationless. Empathy is closely related to sensitivity, as it involves the ability to feel and understand the emotions of others. Emotional, on the other hand, refers to having strong feelings of happiness, sadness, anger, or other emotions. All three antonyms suggest the opposite of sensationless - a person who is capable of experiencing and understanding emotion.