What is "spookily"

Usage examples of "spookily".

Previously, he had considered the tape only a spookily delicious invasion of privacy, not an appeal to the prurient in him.

While the upper levels felt spookily abandoned, the depths beneath the tower had a palpable aura of immediate menace and foreboding.

The blue rooftop light flashed spookily over the dark landscape, then disappeared.

Besides, Klaus seemed spookily aware all of a sudden, as alert as ever.

And the real tsunami was centered spookily close to the one in his manuscript.