EXAMPLES FROM THE WEB FOR IMPOSSIBLY
Lockwood, not impossibly, would have said it was 'to do a bit of walking' he had come.
Not impossibly the newspapers, though I suspect they did not employ the familiarity you speak of.
There was a haunting familiarity about the impossibly beautiful features.
The impossibly corpulent one, Don Mathers vaguely recognized.
If, as you say, you have lived for centuries impossibly, how have you done it?
It climbed at an impossibly steep slant, rushing up from the earth.
Do not fill the bags anything like full, or the quilt will be impossibly heavy.
I closed the studio that afternoon—the weather was impossibly hot.
When one was a girl it had seemed so impossibly dull to be thirty.
Believe everything that you hear said of the world, nothing is too impossibly bad.