- Having no voice or sound - Imprudently talkative - Injudicious - Not prudent or careful - Not recommended - Sid in Crete is careless and imprudent - Not discreet; wanting in discretion.
- Avoidance of waste - Careful management of money - Careful usage in order to reduce waste - Frugality - It’s not first class, but it shows thrift - National finances - National finances determine flight class