lethargically
Adverb
Meaning
without energy; in a lethargic manner
Source: WordNetSynonyms
unenergetically
easily
heavily
slowly
deliberately
densely
passively
calmly
casually
indifferently
idly
leisurely
lazily
dully
tardily
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Antonyms
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he hung around the house lethargically
Instead, he traps them in glasses until his apartment is an obstacle course of upside down glasses with a cockroach in each, lethargically refusing to die.
It isn't uncommon for girls to pull away from old friends as they grow up -- and frankly, sometimes teens lie around the house lethargically.