Definition:
Foreboding - A sense of impending evil or misfortune.


Example:
"This demoniac laughter which I hear as I write comes only from my own weakening brain. So I will carefully don my suit and walk boldly up the steps into the primal shrine, that silent secret of unfathomed waters and uncounted years."
-"The Temple" by H.P. Lovecraft


Explanation:
The piece speaks for itself. One receives a sense of doom and approaching danger as the passage is read.