力ちからずく

noun, noun which may take the genitive case particle 'no'

brute force; sheer strength; using all one's might

Refers to relying on physical power or coercion rather than skill, reason, or negotiation. Often used in phrases like 力ずくで (by force) or 力ずくの (forceful).

• 彼かれは力ちからずくでドアをこじ開あけた。