What is another word for nerves?
Pronunciation: [nˈɜːvz] (IPA) 
The nervous system is a vital part of the human body, responsible for sending signals and messages throughout. But what happens when those nerves become overwhelmed or frazzled? In these instances, alternative words for nerves can be used to convey a sense of unease or anxiety. Synonyms include jitters, anxiety, apprehension, worry, tension, unease, agitation, and edginess. Each word carries a slightly different connotation, but all describe the sense of unease often associated with nervous energy. Whether experiencing pre-performance jitters, or simply feeling anxious, using precise language to describe your feelings can help alleviate some of that stress.
