What is another word for "nerve"?

Roget's Thesaurus (1911) lists these synonyms for "nerve": affectibility, alive, aromatic, chicken, core, die, enthusiastic, excitability, excitable, expressive, fastidious, gushing, have, heart, hearted, highflying, impassionable, impressibility, impressible, impressionable, inmost, lively, mettlesome, mobile, mobility, moral, pain, physical, place, point, pour, quick, raw, romantic, rose, salt, sensibility, sensible, sensibleness, sensibly.