enforcement

Concise Oxford English Dictionary © 2008 Oxford University Press:
enforce/ɪnˈfɔːs/

▶verb compel compliance with (a law, rule, or obligation).

■ cause to happen by necessity or force.

– derivatives
enforceability noun,
enforceable adjective,
enforced adjective,
enforcedly adverb,
enforcement noun,
enforcer noun.

– origin ME: from OFr. enforcir, enforcier, based on L. in- ‘in’ + fortis ‘strong’.