Knout and Rod

Knout noun - A whip with a lash of leather thongs twisted with wire; used for flogging prisoners.

Rod and knout are semantically related in length of material for hitting topic. In some cases you can use "Rod" instead a noun "Knout".

Rod noun - A heavy rigid stick used as a weapon or for punishment.

Knout and rod are semantically related in historical topic. You can use "Knout" instead a noun "Rod".