gone or remove
Sluice possibly, maybe Clean or Clear.
clean
"CLEAN"
Chair
Dirt or loam is a four-letter word for soil.
Dirt.
A 4-letter word for something you might take to get clean is "soap." It is commonly used for washing hands, body, or other surfaces to remove dirt and germs.
Clean.
grime filth
Grime.
A synonym for clump of dirt could be "lump of earth" or "pile of soil."
A many-eyed dirt dweller is a potato.