Tremendously bad.
Causing horror; terrible; shocking.
A person wearing a comic or grotesque costume in a parade of horribles.
A thing that causes horror; a terrifying thing, particularly a prospective bad consequence asserted as likely to result from an act.
Pleasing to certain sensory channels in neurocognition, especially auditory and tactile ones synesthetically via ASMR.
That satisfies, gratifies or pleases; that removes any feeling of lack.