Which of the following words is the synonym (the word similar in meaning) of the word ‘Lethargy’?ActionDullnessVivacityConcern

To find the synonym of the word "Lethargy," we should understand its meaning. Lethargy refers to a state of sluggishness, inactivity, or lack of energy.

1. Analyze the Options:

   • Action: This implies activity and energy, which is the opposite of lethargy.
   • Dullness: This suggests a lack of energy or enthusiasm, aligning well with the meaning of lethargy.
   • Vivacity: This term means liveliness and spiritedness, which is also opposite to lethargy.
   • Concern: This refers to a feeling of worry or interest, which is not synonymous with lethargy.

2. Determine the Synonym:

   • Among the options, "Dullness" closely captures the essence of "Lethargy" by denoting a lack of energy or activity.

Final Answer

The correct synonym for "Lethargy" is Dullness.