Synonyms of lethargy in English:

lethargy


See US English definition of lethargy

See UK English definition of lethargy

See Spanish definition of aletargamiento

noun

1‘with an effort, Miles shook off the lethargy that had been creeping over him since his wife's death’

SYNONYMS
sluggishness, inertia, inactivity, inaction, slowness, torpor, torpidity, lifelessness, dullness, listlessness, languor, languidness, stagnation, dormancy, laziness, idleness, indolence, shiftlessness, sloth, phlegm, apathy, passivity, ennui, weariness, tiredness, lassitude, fatigue, sleepiness, drowsiness, enervation, somnolence, narcosis
rare hebetude
ANTONYMS

vigour, energy, animation