Laggard and Stuporous

Laggard adjective - Moving or proceeding at less than the normal, desirable, or required speed.

Stuporous and laggard are semantically related In some cases you can use "Stuporous" instead an adjective "Laggard".

Stuporous adjective - Stunned or confused and slow to react (as from blows or exhaustion).

Laggard and stuporous are semantically related in lethargic topic. Sometimes you can use "Laggard" instead an adjective "Stuporous".