Sand and water rose towards them at a frightening rate.
Yet the icy cold water continued to pour in at a frightening rate.
Black women, for example, are becoming infected at a frightening rate.
She loses grunts at a frightening rate, far beyond the allow- able.
What's more, additional environmental problems are arising at a frightening rate.
Financial troubles were not far behind, and by the end of 1981 the company was "burning" cash at a frightening rate.
Furthermore, the statistics include a frightening rate of sick leave.
The planet's resources are being used up at a frightening rate and last year's global warming was part of a continuing trend.
They were all three descending at a fair but not frightening rate, and that was satisfactory.