lethargicle‧thar‧gic /ləˈθɑːdʒɪk $ -ˈθɑːr-/ adjective 
Word Origin
The hot weather was making us all lethargic.► see thesaurus at slow—lethargically /-kli/ adverb
Word OriginWORD ORIGINlethargic
ExamplesOrigin:
1300-1400 Latin lethargicus, from Greek, from lethargos ‘forgetful, lazy’, from lethe ‘forgetfulness’ + argos ‘lazy’EXAMPLES FROM OTHER DICTIONARIES
Thesaurus- All this hot weather is making me feel lethargic.
- Patients with depression may be lethargic during the day and unable to sleep at night.
- Problems at home were making Will feel lethargic.
- The spectacular play inspired his lethargic teammates to start playing harder.
- For instance, you may be feeling depressed and lethargic, yet love the gentle, relaxing aroma of sandalwood.
- Lying in a crib, Mary was lethargic, fevered, and unable to swallow any liquids for four days.
- On the other hand, if we are under-stressed we will become lethargic and tired and psychosomatic illnesses could occur.
- She has been feeling oddly lethargic all through the drills.
- The lethargic Blues, however, deserved what they got today - nothing!
- The more lethargic, weak and ill the infant, the greater is the urgency and need for expert advice.
- This did not necessarily mean that all local party chiefs in the minorities were also lethargic during 1922.
THESAURUS► slow
feeling as if you have no energy and no interest in doing anything SYN lazy OPP energetic: not moving quickly or not doing something quickly: · I was always one of the slowest runners in my class.· My computer’s really slow compared to the ones at school.
► gradual happening, developing, or changing slowly over a long period of time: · a gradual rise in the Earth’s temperature· I’ve noticed a gradual improvement in his work.
► leisurely especially written moving or doing something slowly, especially because you are enjoying what you are doing and do not have to hurry: · a leisurely breakfast· They walked at a leisurely pace.
► unhurried especially written moving or doing something in a slow and calm way, without rushing at all: · She continued to listen, seeming relaxed and unhurried.· the doctor’s calm unhurried manner
► sluggish moving or reacting more slowly than usual, especially because of a loss of power or energy. Also used when business, sales, or the economy seem very slow: · The car seems rather sluggish going uphill.· The drink was making her sluggish.· the company’s sluggish performance this year· Sales have been sluggish.
► lethargic moving slowly, because you feel as if you have no energy and no interest in doing anything: · She woke up feeling heavy and lethargic.· His son seemed depressed and lethargic.
► languid literary slow and with very little energy or activity – used about people, actions, or periods of time: · She lifted her hand in a languid wave.· a long languid afternoon in the middle of summer· He was pale and had rather a languid air about him.
► glacial literary extremely slow – used especially about the speed at which something happens: · Things are changing, but at a glacial pace.
Longman Language Activatortired and having no interest in anything► lethargic feeling tired and lazy, as if you have no interest in doing anything: · All this hot weather is making me feel lethargic.· Patients with depression may be lethargic during the day and unable to sleep at night.· The spectacular play inspired his lethargic teammates to start playing harder.
► listless feeling tired and not interested in anything, especially because you are ill: · Tim is listless on the job and keeps making dumb mistakes.· The last few years of my mother's life she was tired and listless most of the time.· She had to keep thinking up new ways to hold the attention of her listless pupils.
The hot weather was making us all lethargic.► see thesaurus at slow—lethargically /-kli/ adverb