Reverse Dictionary NERVE (courage)

NOUNS
1537 ► FACE nerve, effrontery; great confidence; insolent boldness → colloq.
1680 ► NERVES OF STEEL very strong nerves 
1682 ► BRASS nerve, audacity, effrontery; courage; impudence 
1846 ► NERVES OF IRON very strong nerves 
1904 ► GUMPTION nerve, courage → Amer. dial.
1930 ► MOXEY → MOXIE → MOXY nerve, courage; energy, initiative; strength, know-how → Amer. dial.
1968 ► BILLY GOAT nerve, effrontery, pushiness, boldness → Amer. dial.
1984 ► BRASS NECK nerve, audacity, effrontery; courage; impudence → sl.
2006 ► CRUST nerve; gall → US sl. (Bk.)