9
9mm
action
aim
ammo
ammunition
arm
automatic
backup
barrel
black
brass
bullet
cocked
combat
crime
cylinder
danger
defense
firearm
gang
gun
hammer
hand
handgun
loaded
magnum
offense
officer
pistol
police
protect
protection
revolver
round
safe
safety
secure
security
shoot
sight
special
target
trapezium
triangle
trigger
violence
weapon