SLUGGISH
inert, sluggish, soggy, torpid
(adjective) slow and apathetic; “she was fat and inert”; “a sluggish worker”; “a mind grown torpid in old age”
dull, slow, sluggish
(adjective) (of business) not active or brisk; “business is dull (or slow)”; “a sluggish market”
sluggish, sulky
(adjective) moving slowly; “a sluggish stream”
Source: WordNet® 3.1
Etymology
Adjective
sluggish (comparative sluggisher or more sluggish, superlative sluggishest or most sluggish)
Habitually idle and lazy; slothful; dull; inactive
Slow; having little motion
Having no power to move oneself or itself; inert.
Characteristic of a sluggard; dull; stupid; tame; simple.
Exhibiting economic decline, inactivity, slow or subnormal growth.
Synonyms
• See also lazy
• See also slow
Antonyms
• (slow, having little motion): nimble
Source: Wiktionary
Slug"gish, a.
1. Habitually idle and lazy; slothful; dull; inactive; as, a sluggish
man.
2. Slow; having little motion; as, a sluggish stream.
3. Having no power to move one's self or itself; inert.
Matter, being impotent, sluggish, and inactive, hath no power to stir
or move itself. Woodward.
And the sluggish land slumbers in utter neglect. Longfellow.
4. Characteristic of a sluggard; dull; stupid; tame; simple. [R.] "So
sluggish a conceit." Milton.
Syn.
– Inert; idle; lazy; slothful; indolent; dronish; slow; dull;
drowsy; inactive. See Inert.
– Slug"gish*ly, adv.
– Slug"gish*ness, n.
Source: Webster’s Unabridged Dictionary 1913 Edition