thoughtless

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 unmindful and thoughtless

is that unmindful is lacking awareness; oblivious while thoughtless is marked by or showing lack of due thought or care; careless.

Inane is a related term of thoughtless.

As adjectives the difference between inane and thoughtless

is that inane is lacking sense or meaning (often to the point of boredom or annoyance) while thoughtless is marked by or showing lack of due thought or care; careless.

As a noun inane

is that which is void or empty.

Thoughtless is a related term of nonchalant.

As adjectives the difference between thoughtless and nonchalant

is that thoughtless is marked by or showing lack of due thought or care; careless while nonchalant is casually calm and relaxed.

As an adjective thoughtless

is marked by or showing lack of due thought or care; careless.

As a noun thoughtlets is

.

As a noun taxonomy

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

As an adjective thoughtless is

marked by or showing lack of due thought or care; careless.

As adjectives the difference between thoughtless and selfish

is that thoughtless is marked by or showing lack of due thought or care; careless while selfish is holding one’s self-interest as the standard for decision making.

As adjectives the difference between thoughtless and disregardful

is that thoughtless is marked by or showing lack of due thought or care; careless while disregardful is inconsiderate, thoughtless, heedless, regardless.

As an adjective thoughtless

is marked by or showing lack of due thought or care; careless.

As an adverb unreasoningly is

without reasoning; blindly, thoughtlessly.

As adjectives the difference between thoughtless and unreflective

is that thoughtless is marked by or showing lack of due thought or care; careless while unreflective is not reflective; thoughtless.