gouge

(noun) an impression in a surface (as made by a blow). Synonyms: dent, ding, nick.

(noun) and edge tool with a blade like a trough for cutting channels or grooves.

(noun) the act of gouging.

(verb) force with the thumb. Synonyms: force out. Examples: "Gouge out his eyes."

(verb) obtain by coercion or intimidation. Synonyms: extort, squeeze, rack, wring. Examples: "They extorted money from the executive by threatening to reveal his past to the company boss." "They squeezed money from the owner of the business by threatening him."

(verb) make a groove in. Synonyms: rout.