1. You will pay for your improvident undisciplined behavior.

2. Her improvident speech at the meeting has set a stone rolling.

3. I wonder he should be so improvident in a point of such common, such natural , concern!

4. He must bear the consequences of his improvident action will he, nill he.

5. Improvident behaviour is likely to imprint indelible marks on a person's life and personality.

6. We ought not to go jogging along , improvident, incompetent, waiting for something to turn up.

7. Antonyms for Augural include half-baked, half-cocked, improvident, myopic, shortsighted, auspicious, promising, propitious, encouraging and unthreatening

8. These immediate-return hunter-gatherers never suffer anxiety about the future of food supplies and are characterized by improvident, generous, happy-go-lucky personalities.