13-Letter Words Starting: IMPR

• to an impracticable degree

• the quality of being improbable

• in an improvident manner

• not capable of being carried out or put into practice

• Of, pertaining to, or in the nature of improvisation

• a lack of prudence and care by someone in the management of resources

• a creation spoken or written or composed extemporaneously (without prior preparation)

• an unplanned expedient

• a performance given extempore without planning or preparation