Lethargic – Meaning, Definition, Synonyms and Antonyms

The word ‘Lethargic’ (Adjective) describes a state of sluggishness, lack of energy, or inactivity both physically and mentally. In this guide, you’ll learn the full definition, synonyms, antonyms, etymology, and real-life examples of how to use ‘Lethargic’ correctly in sentences.

Lethargic Explained in Depth

A complete and detailed guide to the word Lethargic including meaning, definition, examples, etymology, synonyms, and antonyms.

Meanings of Lethargic

‘Lethargic’ refers to someone who feels drowsy, slow-moving, or lacking motivation. It often describes a temporary or ongoing condition of low energy or diminished alertness.

Definition

Lethargic (adjective): affected by lethargy; sluggish and apathetic; lacking energy or enthusiasm for activity or mental alertness.

Etymology

The word ‘Lethargic’ comes from the Greek term lēthargos, meaning “forgetful” or “inactive,” which was derived from lēthē (forgetfulness) and argos (idle). It entered English through Latin and French in the late 14th century.

Example Sentences

  • After staying up all night, he felt lethargic and couldn’t concentrate at work.
  • The hot weather made everyone feel sluggish and lethargic.
  • She grew lethargic after recovering from the flu.
  • His lethargic behavior worried his teammates during the match.
  • The medication caused her to become drowsy and lethargic.

Lethargic Synonyms

  • Sluggish
  • Drowsy
  • Listless
  • Inactive
  • Slow
  • Weary
  • Fatigued
  • Lazy
  • Torpid
  • Apathetic

Lethargic Antonyms

  • Energetic
  • Active
  • Lively
  • Alert
  • Vibrant
  • Awake
  • Animated
  • Quick
  • Responsive
  • Rested

FAQs about Lethargic

Here’s a FAQ-style guide about the word “Lethargic”

1. Is being lethargic the same as being tired?

Not exactly. Tiredness is usually short-term, while lethargy implies a more persistent lack of energy or motivation.

2. What causes lethargic feelings?

Common causes include lack of sleep, illness, depression, poor diet, dehydration, or certain medications.

3. How do you treat lethargy?

Depending on the cause, treatment may include rest, better nutrition, hydration, exercise, or medical consultation.

4. How is ‘lethargic’ pronounced?

It is pronounced /ləˈθɑːrdʒɪk/.

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