"Nervier" refers to someone who is courageous and brave in the face of danger or adversity. Synonyms for this word include "bold," "daring," "fearless," "gutsy," "intrepid," "plucky," "valiant," and "adventurous." These words all capture the spirit of someone who is willing to take risks and face challenges head-on. Other synonyms for "nervier" include "courageous," "brave," "heroic," and "determined." Whether it's a soldier on the battlefield or an entrepreneur launching a new business, these synonyms describe individuals who exhibit true courage and fortitude in all areas of life.