nerveless (
http://definr.com/nerveless)
adj 1: marked by calm self-control (especially in trying
circumstances); unemotional; "play it cool"; "keep
cool"; "stayed coolheaded in the crisis"; "the most
nerveless winner in the history of the tournament"
[syn:
cool,
coolheaded]
2: lacking strength; "a weak, nerveless fool, devoid of energy
and promptitude"- Nathaniel Hawthorne [syn:
feeble]