To make something larger fit in a smaller or tight place with brute force

Because of

The impulse to work persistently until one's desires realize themselves; determination.

Power gained purely from desire or will.

Strength or energy of body or mind; active power; vigour; might; capacity of exercising an influence or producing an effect. / Power exerted against will or consent; compulsory power; violence; coercion.

(transitive) To violate (a woman); to rape. / (obsolete, reflexive, intransitive) To exert oneself, to do one's utmost. / (transitive) To compel (someone or something) to do something.

(countable, Northern England) A waterfall or cascade.

To stuff; to lard; to farce.

(Northern England) Falls. used in place names.

A surname.