sluggard

From Middle English slogarde, probably ultimately of Old Norse origin. Equivalent to slug +‎ -ard (“pejorative agent suffix”).

sluggard (plural sluggards)

1. A person who is lazy, stupid, or idle by habit.
2. A person slow to begin necessary work, a slothful person.
3. A fearful or cowardly person, a poltroon.

• See also Thesaurus:idler

• lug
• slug
• sluggish