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impersonal
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imperturbable
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impetuosity
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impetuous
impetuous [ im péttyoo əss ]


adjective 
Definition:
 
1. acting impulsively: acting on the spur of the moment, without considering the consequences
2. done on impulse: done without thought as a reaction to an emotion or impulse
3. violent: moving with great force and energy ( literary )

[14th century. Via French< late Latin impetuosus< impetus (see impetus)]

impetuously adverb
impetuousness noun
Encarta® World English Dictionary [North American Edition] © & (P)2009 Microsoft Corporation. All rights reserved. Developed for Microsoft by Bloomsbury Publishing Plc.
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