Deadfall and Trip wire

Trip wire and deadfall are semantically related in concealed trap topic. In some cases you can use "Trip wire" instead a noun "Deadfall".

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

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