Imperturbability definitions

Imperturbability

1) Aplomb 2) Imperturbableness 3) Inexcitability 4) Sangfroid
Found on https://www.crosswordclues.com/clue/imperturbability

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Imperturbability

Im`per·turb`a·bil'i·ty noun The state or quality of being imperturbable. [ 1913 Webster]
Found on http://www.encyclo.co.uk/webster/I/19

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