. "calm and unruffled self-assurance; \"he performed with all the coolness of a veteran\""@en-us . . . "107054799"@en-us . "imperturbableness"@en-us . "07515328-n"^^ . "105587152"@en-us . "coolness"^^ . "0"^^ . . . . "0.5"^^ . . "imperturbability"@en-us . . . . . . "coolness"@en-us . . . . "107515328"^^ .