sensitivity
noun
1.
(physiology) responsiveness to external stimuli; the faculty of sensation
Derived from:
sensitive 2.
the ability to respond to physical stimuli or to register small physical amounts or differences
3.
sensitivity to emotional feelings (of self and others)
Derived from:
sensitive 4.
susceptibility to a pathogen
5.
the ability to respond to affective changes in your interpersonal environment
Antonym:
insensitivity Derived from:
sensitive