To enforce one's will on a child.
Enforce a law.
To enforce an argument by analogies.
When the police compel you to obey speed limits or else get a ticket, this is an example of a situation where the police enforce the law.
Enforce military discipline.
Origin of enforce
From American Heritage Dictionary of the English Language, 5th Edition
- From Old French enforcier, from Late Latin infortiāre, from in- + fortis (“strong”).