hit and run (the military technique of attacking one place and then quickly moving to another before defenders can react)

(military) tactic, tactics

to use / to employ / to make use of, to apply / to spend

fell; throw down; knock down; cause something upright to become horizontal / kill / defeat / overthrow / avoid paying (a debt)

to a great extent

a single punch, a hit, a blow

to punch, to strike, to hit once

exit, secession

leave, secede, quit

he / distal demonstrative, something far off removed from both speaker and listener: that / boyfriend