Wiktionary
hypersensitiveness
n. the state of being hypersensitive
Usage examples of "hypersensitiveness".
She was still in that strange mood when hypersensitiveness reaches the point almost of clairvoyance, a direct product of emotional exhaustion in the otherwise healthy.
But if you are not careful, that very hypersensitiveness will lead you to your destruction.
Indeed, many depressing attitudes have a long history: feeling inferior, helplessness, pessimism, guilt, self-criticalness, perfectionism, hypersensitiveness, shyness, dependency, socially neediness, hostility, and being without systematic values to guide our lives.