Difference between Idiot and Imbecile

IDIOT vs IMBECILE: NOUN

A fool; a simpleton; -- a term of reproach.
In old English law, one who has been without understanding or reasoning powers from his birth, as distinguished from a lunatic. “At the present day idiocy is considered as a species of insanity or lunacy.” (Rapalje and Lawrence.)
A human being destitute of the ordinary mental powers; one who is born without understanding or discernment, or who has utterly lost it by disease, so as to have no lucid intervals; one who, by deficiency of the intellectual faculties, is unfit for the social condition, or for taking care of himself in danger.
A professional fool; a jester; a clown.
A fool or dupe; one who is fooled.
An unlearned, ignorant, or simple person.
A private person.
A person of profound mental retardation having a mental age below three years and generally unable to learn connected speech or guard against common dangers. The term belongs to a classification system no longer in use and is now considered offensive.
A person of subnormal intelligence
A man in private station, as distinguished from one holding a public office.
A common term for a person of low general intelligence.
A medical or psychological term meaning a person who lacks the capacity to develop beyond the mental age of a normal four-year-old.
A person who is considered foolish or stupid.

A person of subnormal intelligence
A person who is considered foolish or stupid.
A person of moderate to severe mental retardation having a mental age of from three to seven years and generally being capable of some degree of communication and performance of simple tasks under supervision. The term belongs to a classification system no longer in use and is now considered offensive.
One who is imbecile.
One destitute of strength; esp., one of feeble mind; -- sometimes used as a pejorative term.
A person with a degree of mental retardation between that of an idiot and a moron; in a former classification of mentally retarded person, it applied to a person with an adult mental age of from four to eith years, and an I.Q. of from 26 to 50.
A person with limited mental capacity who can perform tasks and think only like a young child, in medical circles meaning a person who lacks the capacity to develop beyond the mental age of a normal five to seven-year-old child.
A fool, an idiot.

Having a mental age of three to seven years
Destitute of strength, whether of body or mind; feeble; impotent; esp., mentally wea; feeble-minded.

Synonyms and Foolish, driveling, idiotic. See debility.
Marked by mental feebleness or incapacity; indicating weakness of mind; inane; stupid: as, imbecile efforts; an imbecile speech.
Mentally feeble: fatuous; having the mental faculties undeveloped or greatly impaired. See imbecility.
Without physical strength; feeble; impotent; helpless.
To embezzle.
To make imbecile; weaken.

Idiotic, Dickhead, Nitwit, Twit, Arsehole, Dolt, Stupid, Dumbass, Jackass, Half wit, Changeling, Retard, Cretin, Imbecile, Moron

Idiotic, Putz, Dumbass, Nutcase, Twit, Jackass, Lunatic, Half wit, Changeling, Retard, Unintelligent, Stupid, Cretin, Idiot, Moron

Twat, Idiotic, Dickhead, Nitwit, Twit, Arsehole, Dolt, Stupid, Dumbass, Jackass, Changeling, Retard, Cretin, Imbecile, Moron

Douche, Idiotic, Putz, Dumbass, Nutcase, Twit, Jackass, Lunatic, Changeling, Retard, Unintelligent, Stupid, Cretin, Idiot, Moron

May be im the worst type of idiot, but can I say you are the best kind of idiot.
The only way you become not an idiot is learning why you were an idiot.
One thing seems to be sure: an idiot today is equal to an idiot back then.
Unfortunately we have an idiot president and a lot of idiot governors, and so cases in this country are surging.
Unfortunately, in this case, the negative implications go way beyond the idiot who decided to be an idiot.
A friend once told me any idiot can be uncomfortable and I am prepared to be that idiot.
One idiot hires Nigerians to play the part of maga deplorables, and this idiot mistakes a Cuban immigrant democrat for another deplorable.
Well obviously you are an idiot for trusting an idiot.
If you make something idiot proof, someone will make a better idiot.
Any idiot who claims otherwise is just a fool, and yes, an idiot.