background
bank
banking
box
business
cash
closed
code
combination
container
deposit
door
doorknob
finance
fire
handle
house
in trance
isolated
key
lock
metal
money
net
object
open
password
protection
safe
safety
safety equipment
safety first
savings
secret
secure
security
sign
steel
storage
strength
treasure
trust
vault
wealth
white
wood
wooden