Difference between Inattentive and Unobservant

INATTENTIVE vs UNOBSERVANT: ADJECTIVE

Not paying attention
Showing a lack of attention
Unwilling to hear
Not showing due care or attention
Exhibiting a lack of attention; not attentive.
Inattentive because of lack of interest
Of or pertaining to lack of attention; not paying attention; careless.
Showing a lack of attention or care
Not attentive; not fixing the mind on an object; heedless; careless; negligent; regardless

Not attentive; not fixing the mind attentively; heedless; careless; negligent: as, an inattentive habit.
Synonyms Abstracted, Preoccupied, etc. See absent.

Not obsequious.
Not careful to comply with what is prescribed or required: as, one unobservant of etiquette.
Not observant; not attentive; heedless: as, an unobservant traveler or reader.

Yawning, Absent, Moony, Unheeding, Woolgathering, Uninterested, Scatty, Negligent, Oblivious, Unobservant, Drowsy, Neglectful, Absentminded, Forgetful, Distracted

Absentminded, Unintelligent, Inconsiderate, Undiscerning, Thoughtless, Uninformed, Ignorant, Observant, Unperceiving, Unvigilant, Unwatchful, Unperceptive, Unalert, Unseeing, Inattentive

Yawning, Absent, Moony, Unheeding, Woolgathering, Uninterested, Scatty, Negligent, Oblivious, Unobservant, Drowsy, Neglectful, Absentminded, Forgetful, Distracted

Absentminded, Unintelligent, Inconsiderate, Undiscerning, Thoughtless, Uninformed, Ignorant, Observant, Unwatchful, Unvigilant, Unperceptive, Unperceiving, Unalert, Unseeing, Inattentive

Children may demonstrate inattentive behavior with minimal hyperactivity.
Symptom Count score on the ADHD inattentive scale.
Some people with ADHD have mainly inattentive symptoms.
Principal and some teachers at XXX are inattentive.
The student is unfocused and inattentive in class.
However, he is inattentive and a bit stupid.
Zeeh was issued a citation for inattentive driving.
Children with delayed language may appear more inattentive.
IV inattentive subtype fell either within the severe inattentive orthe severe combined type latent classes.
Six or more symptoms in the Inattentive Category is known as ADHD: Predominantly Inattentive Presentation.

An unobservant citizen might open up the letter or email, read that it is about our radio and television tax and pay it.
Just as a blind person cannot use his eyes to judge a circumstance, the Laodicean is unaware, unknowing, unobservant, uncomprehending, and heedless.
Every day, Americans get to live their lives unmolested by terror and unobservant of those charged to protect them.
Crashing is one thing, but getting hit by an unobservant road user is something else.
The kind of unobservant, who are liable in tort to plaintiff, and any settled party.
Feeling unobservant and perhaps a bit foolish, she changed the subject.
Counterfeiters substantially duplicate the styles and are otherwise unobservant.