Definition

Feeling sluggish and lacking energy; often associated with tiredness or inactivity.

Example

After staying up late, I felt lethargic and struggled to concentrate in class.

Conversation

I felt really lethargic after that long meeting today.

Yeah, I know what you mean. Those can be so draining.

I just couldn't focus on anything afterward.

Maybe we need to take a break and grab some coffee!

Synonyms & Antonyms

Root Explanation

Lethargic → It is derived from 'lethargos' (from Greek 'lēthē', meaning forgetfulness, and 'argos', meaning inactive or lazy). The word describes a state of being forgetfully inactive or sluggish.

Memory Tip

Think of 'forgetfulness' ('lēthē') combined with 'inactivity' ('argos') to remember that 'lethargic' means being in a state of sluggishness or lack of energy.

Visually Confused Words