Benumbedness is a state of mental or physical numbness and is often characterized by a loss of sensation or feeling. Synonyms for this word include torpor, numbness, insensibility, lethargy, stupor, and drowsiness. Torpor refers to a state of physical or mental inactivity or sluggishness. Numbness is a loss of sensation or feeling, often caused by injury or nerve damage. Insensibility refers to a lack of response to external stimuli, while lethargy is a state of extreme exhaustion or tiredness. Stupor is a state of confusion or impaired consciousness, while drowsiness is a feeling of tiredness or sleepiness. All these words are helpful in describing a state of benumbedness and can be used interchangeably to convey similar meanings.