Wombat and Whatchamacallit

Wombat noun - Burrowing herbivorous Australian marsupials about the size of a badger.

Whatchamacallit and wombat are semantically related in whatever topic. In some cases you can use "Whatchamacallit" instead a noun "Wombat".

Whatchamacallit noun - A small article the actual name of which one either does not know or cannot remember.

Wombat and whatchamacallit are semantically related in whatever topic. Sometimes you can use "Wombat" instead a noun "Whatchamacallit".