sluggish

Adjective

Synonyms: sulky dull slow inert soggy torpid

WordNet 3.0

Adjective (3)

moving slowly“a sluggish stream”Synonyms: sulky
(of business) not active or brisk“business is dull (or slow)”“a sluggish market”Synonyms: dull slow
slow and apathetic“she was fat and inert”“a sluggish worker”“a mind grown torpid in old age”Synonyms: inert soggy torpid

Webster's Dictionary (GCIDE)

Sluggish \Slug"gish\, a.

1.Habitually idle and lazy; slothful; dull; inactive; as, a sluggish man. [1913 Webster]

2.Slow; having little motion; as, a sluggish stream. [1913 Webster]

3.Having no power to move one's self or itself; inert. [1913 Webster]

Matter, being impotent, sluggish, and inactive, hath no power to stir or move itself.— Woodward.[1913 Webster]

And the sluggish land slumbers in utter neglect.— Longfellow.[1913 Webster]

4.Characteristic of a sluggard; dull; stupid; tame; simple. [R.] "So sluggish a conceit." --Milton. [1913 Webster]

Syn: Inert; idle; lazy; slothful; indolent; dronish; slow; dull; drowsy; inactive. See Inert. [1913 Webster] -- Slug"gish*ly, adv. -- Slug"gish*ness, n. [1913 Webster]