1. comparative form of gruesome; more gruesome; more horrifying, repulsive, or grisly
Usage: standard comparative adjective

Examples

• The second crime scene was even grewsomer than the first.
• That horror movie gets grewsomer with every scene.
• The details of the accident were grewsomer than anyone expected.
• His description of the injury was grewsomer than the actual wound.
• The documentary revealed grewsomer facts about the historical tragedy.