lethargic

As adjectives the difference between lethargic and cathartic

is that lethargic is sluggish, slow while cathartic is purgative; inducing catharsis.

As a noun cathartic is

a laxative.

As a noun empathy

is the intellectual identification of the thoughts, feelings, or state of another person.

As an adjective lethargic is

sluggish, slow.

As adjectives the difference between unresponsive and lethargic

is that unresponsive is not responsive; unreactive while lethargic is sluggish, slow.

As adjectives the difference between lethargic and undefined

is that lethargic is sluggish, slow while undefined is lacking a definition or value.

As adjectives the difference between lethargic and attentive

is that lethargic is sluggish, slow while attentive is paying attention; noticing, watching, listening, or attending closely.

As an adjective lethargic

is sluggish, slow.

As a verb invigorate is

to impart vigor, strength, or vitality to.

As adjectives the difference between raging and lethargic

is that raging is volatile, very active or unpredictable while lethargic is sluggish, slow.

As a verb raging

is .

As a noun raging

is a display of rage.

As adjectives the difference between haggard and lethargic

is that haggard is looking exhausted, worried, or poor in condition while lethargic is sluggish, slow.

As a noun haggard

is (dialect|isle of mann|ireland) a stackyard, an enclosure on a farm for stacking grain, hay, etc.

Heedless is a related term of lethargic.

As adjectives the difference between heedless and lethargic

is that heedless is unaware, without noticing while lethargic is sluggish, slow.

Unexcitable is a related term of lethargic.

As adjectives the difference between unexcitable and lethargic

is that unexcitable is not excitable while lethargic is sluggish, slow.