1. flagrant
He made a flagrant violation of the traffic laws by running the red light.

2. venture
No one dared to venture far from home when they heard reports of a tornado.

3. comprehensive
Our preventive health program offers comprehensive services – everything from nutrition advice to vaccinations.

4. He spent seven months rehabilitating after the motorcycle accident.
rehabilitate
He spent seven months rehabilitating after the motorcycle accident.

5. persevere
Learning 50 words in only six weeks was difficult, but Freddy persevered and mastered them all.

6. turmoil
Amelia had difficulty concentrating because she kept thinking about the turmoil back home in the Ivory Coast.

7. calamity
Hurricane Katrina caused tremendous damage, but the earthquake in Pakistan brought even greater calamity.

8. fluctuate
The price of gas has always fluctuated up and down, but lately it’s only been going up in price.

9. ponder
Deciding which business school to attend would not be easy for Michael. He’ll have to ponder it well.

10. conventional
Many people are uncomfortable with new fangled, or unorthodox programs and prefer conventional ones.