Synonyms of lethargy

lethargy

noun

ˈle-thər-jē 

as in boredom

physical or mental inertness

the doctor suspected that the patient's depression and lethargy were a result of seasonal affective disorder

Synonyms & Similar Words

• boredom
• stupor
• lassitude
• torpor
• languor
• fatigue
• listlessness
• indifference
• laziness
• malaise
• sleepiness
• hebetude
• inaction
• narcosis
• idleness

Antonyms & Near Antonyms

• vigor
• vitality
• vivacity
• enthusiasm
• eagerness
• ambition
• vim
• enterprise
• spiritedness
• keenness

Synonym Chooser

How does the noun lethargy contrast with its synonyms?

Some common synonyms of lethargy are languor, lassitude, stupor, and torpor. While all these words mean "physical or mental inertness," lethargy implies such drowsiness or aversion to activity as is induced by disease, injury, or drugs.

months of lethargy followed my accident

When would languor be a good substitute for lethargy?

The words languor and lethargy are synonyms, but do differ in nuance. Specifically, languor suggests inertia induced by an enervating climate or illness or love.

languor induced by a tropical vacation

When is lassitude a more appropriate choice than lethargy?

The words lassitude and lethargy can be used in similar contexts, but lassitude stresses listlessness or indifference resulting from fatigue or poor health.

a depression marked by lassitude

Where would stupor be a reasonable alternative to lethargy?

Although the words stupor and lethargy have much in common, stupor implies a deadening of the mind and senses by shock, narcotics, or intoxicants.

lapsed into an alcoholic stupor

When is it sensible to use torpor instead of lethargy?

The meanings of torpor and lethargy largely overlap; however, torpor implies a state of suspended animation as of hibernating animals but may suggest merely extreme sluggishness.

a once alert mind now in a torpor

Examples Sentences

Recent Examples of lethargy

Symptoms can include seizures, vomiting, lethargy and weakness, said Vermiglio-Kaplanek, who is an advanced licensed wildlife rehabilitator. —Gina Lee Castro, Journal Sentinel, 23 Sep. 2024

Symptoms of xylitol poisoning include vomiting, lethargy and seizures, according to the American Society for the Prevention of Cruelty to Animals. —Olivia Munson, USA TODAY, 2 Nov. 2024

The side effects of the contaminants might reveal themselves in the body as mineral depletion, heavy metal overload or lethargy (chronic fatigue, leaky gut, hyperactivity, dissociation, anhedonia). —Harmony Holiday, Los Angeles Times, 24 Oct. 2024

And the ambiguous nature of iron deficiency signs — which can include lethargy, irritability, and pale skin — coupled with the lack of specific recommendations for nonpregnant women, means the condition can be easily overlooked, Weyand said. —Lourdes Medrano, NPR, 15 Sep. 2024