dent

A shallow deformation in the surface of an object, produced by an impact.

(figuratively) A minor impact or effect made upon something.

A type of maize/corn with a relatively soft outer hull, and a soft type of starch that shrinks at maturity to leave an indentation in the surface of the kernel.

(by extension, informal) A sudden negative change, such as loss, damage, weakening, consumption or diminution, especially one produced by an external force, event or action