It means restless, that suffers from nerves or that it is affected by fear or fear. Fearful, fearful. Agitated, excited, distressed, exalted. That lacks tranquility or calm.
Relating to nerves; It is used more for its biological and psychological meanings, such as in the nervous system of animals or the state of agitation of mood.
In Lima, Peru, fosforito has the connotation of ' person who is easily irritated or angry ' that is to say, someone with a " soon " Flower of skin ( very Rodeo definition means someone likely to get angry quickly.