Dumdum and Slow-witted

Dumdum noun - A soft-nosed small-arms bullet that expands when it hits a target and causes a gaping wound.

Slow-witted and dumdum are semantically related. in limited topic. In some cases you can use "Slow-witted" instead an adjective "Dumdum".

Slow-witted adjective - Not having or showing an ability to absorb ideas readily.

Dumdum and slow-witted are semantically related. Sometimes you can use "Dumdum" instead an adjective phrase "Slow-witted".