-chəˌrizəm noun
( -s )
1. : the actions or attitudes of an adventurer : disregard of accepted standards of behavior
2. : adventurous, dangerous, capricious, or haphazard improvisation or experimentation : ill-considered or rash adoption of expedients in the absence or in defiance of consistent plans or principles
a personal adventurism which is using the whole labor situation as a stamping ground for his own hatreds — New Republic
a policy of sheer adventurism