feeling - the experiencing of affective and emotional states; "she had a feeling of euphoria"; "he had terrible feelings of guilt"; "I disliked him and the feeling was mutual"

oversensitiveness - sensitivity leading to easy irritation or upset

sensibility - refined sensitivity to pleasurable or painful impressions; "cruelty offended his sensibility"

feelings - emotional or moral sensitivity (especially in relation to personal principles or dignity); "the remark hurt his feelings"

sensory faculty, sentiency, sentience, sense, sensation - the faculty through which the external world is apprehended; "in the dark he had to depend on touch and on his senses of smell and hearing"

hypersensitivity - extreme sensitivity

reactivity, responsiveness - responsive to stimulation

exteroception - sensitivity to stimuli originating outside of the body

interoception - sensitivity to stimuli originating inside of the body

photosensitivity, radiosensitivity - sensitivity to the action of radiant energy

physiology - the branch of the biological sciences dealing with the functioning of organisms

antenna, feeler - sensitivity similar to that of a receptor organ; "he had a special antenna for public relations"

defensiveness - excessive sensitivity to criticism; "his defensiveness was manifested in hurt silence"; "the fear of being sued for malpractice has magnified physicians' defensiveness"

perceptiveness - the quality of insight and sympathetic understanding

ability - the quality of being able to perform; a quality that permits or facilitates achievement or accomplishment