SLUGGISHLY
sluggishly
(adverb) in a sluggish manner; “the smoke rose sluggishly”
Source: WordNet® 3.1
Etymology
Adverb
sluggishly (comparative more sluggishly, superlative most sluggishly)
In a sluggish manner; responding or moving slowly.
Source: Wiktionary
SLUGGISH
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