Definition of "foreboding"
A sense of evil to come.
Quotations
To me there is something sad in his life, and sometimes I have a sort of foreboding about him. I don't know why, but I fancy he will have some great trouble—perhaps an unhappy end.
1876–1877, Henry James, Jr., chapter XIII, in The American, Boston, Mass.: James R[ipley] Osgood and Company, […], published 5 May 1877, page 229
adjective
comparative more foreboding, superlative most foreboding