negligent

As adjectives the difference between negligent and thoughtless

is that negligent is careless, without appropriate or sufficient attention while thoughtless is marked by or showing lack of due thought or care; careless.

As adjectives the difference between apathetic and negligent

is that apathetic is void of feeling; not susceptible of deep emotion; passionless; indifferent while negligent is careless, without appropriate or sufficient attention.

Negligent is a related term of slapdash.

As adjectives the difference between negligent and slapdash

is that negligent is negligent (culpable due to negligence) while slapdash is done hastily; haphazard; careless.

As an adverb slapdash is

in a hasty or careless manner.

As a verb slapdash is

(colloquial) to apply, or apply something to, in a hasty, careless, or rough manner; to roughcast.

Negligent is a related term of sloppy.

As adjectives the difference between negligent and sloppy

is that negligent is negligent (culpable due to negligence) while sloppy is very wet; covered in or composed of slop.

Recless is likely misspelled.

Recless has no English definition.

As an adjective negligent

is careless, without appropriate or sufficient attention.

As a noun taxonomy

is the science or the technique used to make a classification.

As an adjective negligent is

negligent (culpable due to negligence).

As adjectives the difference between negligent and sluggish

is that negligent is negligent (culpable due to negligence) while sluggish is habitually idle and lazy; slothful; dull; inactive; as, a sluggish man.

As adjectives the difference between derelict and negligent

is that derelict is abandoned, forsake; given up or forsaken by the natural owner or guardian; (of a ship) abandoned at sea, dilapidated, neglected; (of a spacecraft) abandoned in outer space while negligent is negligent (culpable due to negligence).

As a noun derelict

is property abandoned by its former owner, especially a ship abandoned at sea.

As adjectives the difference between negligent and nonnegligent

is that negligent is negligent (culpable due to negligence) while nonnegligent is (legal) not negligent.