Set-up and Trip wire

Trip wire and set-up are semantically related in concealed trap topic. In some cases you can use "Trip wire" instead a noun phrase "Set-up".

Trip wire noun - A wire stretched close to the ground that activates something (a trap or camera or weapon) when tripped over.

Set-up and trip wire are semantically related in concealed trap topic. You can use "Set-up" instead a noun phrase "Trip wire".