force - a powerful effect or influence; to cause to do through pressure or necessity, by physical, moral or intellectual means, coerce.
enforce - ensure observance of rules; compel to behave in a certain way - to keep up, impose or bring into effect something, not necessarily by force.
reinforce - to strengthen, especially by addition or augmentation; to emphasize or review; to encourage a behavior or idea through repeated stimulus.
reinforcement - a process in which a behavior is strengthened; increasing the probability that a response will occur by either presenting a contingent positive event or removing a negative event.
a premise . . . continued . . .