enough

1 - Clear demonstrations of gender bias may not be enough to change attitudes.

2 - Getting enough sleep is no easy task for today's students.

3 - Unfortunately, most entrepreneurs think that possessing a great vision or idea is enough.

4 - In Haiti, where about two thirds of the land is mountainous or hilly, many farmers can barely raise enough food even for themselves.

5 - Even if individuals are not close enough to the nuclear blast to be affected by the direct impacts, they may be affected by radioactive fallout.