1. comparative form of sooty; more covered with or containing soot

Examples

• The chimney sweep’s clothes grew sootier with each job.
• After the fire, the walls were sootier than ever before.
• His face became sootier as he worked near the coal stove.
• The old factory’s windows were sootier than the new building’s.
• She noticed her hands getting sootier while cleaning the fireplace.
• The air in the industrial district was sootier than in the suburbs.