spattered

covered patchily; often used in combination

• “waves dabbled with moonlight”
• “a blood-spattered room”
• “gardens splashed with color”
• “kitchen walls splattered with grease”

spattered or spotted with dirt or filth; often used in combination

• “dingy bespattered walls”
• “a grease-spattered floor”
• “a besplashed coach”
• “mud-splashed trouser legs”