English Thesaurus

Synonyms of 'sluggish'

(adjective) 
Definition
lacking energy
feeling sluggish and lethargic after a big meal
Synonyms
inactive
They certainly were not politically inactive.
,
slow
He moved in a slow, unhurried way.
,
lethargic
He felt too miserable and lethargic to get dressed.
,
listless
He was listless and pale and wouldn't eat.
,
heavy
I struggle to raise eyelids still heavy with sleep.
,
dull
We all feel dull and sleepy between 1 and 3pm.
,
lifeless
His novels are shallow and lifeless.
,
inert
He covered the inert body with a blanket
,
slow-moving
,
unresponsive
,
phlegmatic
She spoke in a flat, phlegmatic voice.
,
indolent
indolent teenagers who won't lift a finger to help
,
torpid
He led a lazy, torpid life at the weekends.
,
slothful (formal)
He was not slothful: he had been busy all night.
Opposites
, , , , , , , , ,
alive and kicking
,
full of life
,
full of beans (informal)

Additional synonyms

in the sense of dull
Definition
not lively or energetic
We all feel dull and sleepy between 1 and 3pm.
in the sense of heavy
Definition
clumsy and slow
I struggle to raise eyelids still heavy with sleep.
in the sense of indolent
Definition
lazy
indolent teenagers who won't lift a finger to help

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Video: pronunciation of 'sluggish'

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Thesaurus for sluggish from the Collins English Thesaurus
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