nerveless


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]