- sloppy - lacking neatness or order; "a sloppy room"; "sloppy habits"
Antonym: tidy (indirect, via untidy)
- haphazard, slapdash, slipshod, sloppy - marked by great carelessness; "a most haphazard system of record keeping"; "slapdash work"; "slipshod spelling"; "sloppy workmanship"
Antonym: careful (indirect, via careless)