ゴリゴリ

Also written ごりごり

Meanings

Adverb with a scraping sound; with a grating sound; with a scratching sound
Adverb, する verb with force; hard; vigorously
Adverb forcibly (carry out); forcefully; in a pushy manner
な-adjective, の-adjective, Adverb, する verb hard (e.g. food); stiff (e.g. clothing)
の-adjective, な-adjective inflexible; uncompromising; dyed-in-the-wool
の-adjective hardcore; serious; genuine; bona fide; true; real