How to Use "bumpy" with Example Sentences

1. But the journey could be very bumpy .
2. The transition to full-service investment-solutions provider could be bumpy .
3. The plastic rug hides a bumpy driveway .
4. I think the post-crisis path will be bumpy , mainly because bail-out programmes have not been implemented in the right sequence .
5. 2012 Is going to be bumpy .