fast; quick; nimble; agile / keen; sharp

magazine (ammunition clip)

exchange; swap; give-and-take / (mathematics) commutation

to exchange

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

distal demonstrative, something far off removed from both speaker and listener: that, yon / particularly, male personal third person pronoun: he / by extension from he: boyfriend

he; boyfriend

gun (firearm)

a gun

Alternative spelling of 筒: