scour

To search through or over thoroughly.

To range over (an area) quickly and energetically.

To range over or about an area, especially in a search.

To move swiftly; scurry.

To clean, polish, or wash by scrubbing vigorously.

To remove by scrubbing.

To remove dirt or grease from (cloth or fibers) by means of a detergent.

To clean (wheat) before the milling process.

To clear (an area) by freeing of weeds or other vegetation.