The night would hide too many subtle warnings of the traps.

Then the chair seemed to lift ever so slightly off the ground, as if in a subtle warning.

She knew, also, that his last remark was a subtle warning for her to keep silent about their encounter.

It had been a subtle warning, but a warning just the same.

But was there a subtle warning in what she said?

I heard the subtle warning in his words.

Under most circumstances Myron would have stepped in and sounded a subtle warning of what the wrong answer might mean.

Hence the meeting to feel Thoresen out and issue a subtle warning.

The trial will start here Monday with the same panel, minus the twenty who received their subtle warnings.

It was a subtle warning about budgets, which she chose to ignore.