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Tired vs Lethargic - What's the difference?

tired | lethargic |

Lethargic is a synonym of tired.

As adjectives the difference between tired and lethargic

is that tired is in need of some rest or sleep while lethargic is sluggish, slow.

As a verb tired

is past tense of tire.




  • (tire)
  • Adjective

  • In need of some rest or sleep.
  • Fed up, annoyed, irritated, sick of.
  • I'm tired of this
  • Overused]], [[cliché.
  • a tired song

    Usage notes

    * Adverbs often applied to "tired": physically, mentally, emotionally.


    * exhausted * fatigued * sleepy * See also * See also

    See also

    * I am tired * sick and tired * that tired feeling





    Alternative forms

    * lethargick (obsolete)


    (en adjective)
  • sluggish, slow
  • * {{quote-book
  • , year=1960 , author= , title=(Jeeves in the Offing) , section=chapter VII , passage=[That cat] hasn't caught a mouse since he was a slip of a kitten. Except when eating, he does nothing but sleep. Lethargic is the word that springs to the lips. If you cast an eye on him, you will see that he's asleep now.}}
  • indifferent, apathetic
  • Synonyms

    * torpid * lazy * unmoving