
1) Addlepate 2) Birdbrain 3) Blithering fool 4) Blithering one 5) Blockhead 6) Bonehead 7) Boob 8) Booby 9) Born fool 10) Bozo 11) Bubblehead 12) Certainly no einstein 13) Changeling 14) Chucklehead 15) Clueless sort 16) Crackbrain 17) Cretin 18) Definite Mensa reject 19) Dimwit 20) Ding-dong 21) Dingbat
Found on
https://www.crosswordclues.com/clue/idiot

1) Ament 2) Ass 3) Boob 4) Changeling 5) Cretin 6) Dimwit 7) Dolt 8) Dope 9) Dumb bunny 10) Fool 11) Halfwit 12) Ignoramus 13) Jackass 14) Knucklehead 15) Lunk 16) Meathead 17) Moron 18) Retard 19) Twit
Found on
https://www.crosswordclues.com/clue/idiot

An idiot, dolt, or dullard is an intellectually disabled person, or someone who acts in a self-defeating or significantly counterproductive way. Archaically the word mome has also been used. The similar terms moron, imbecile, and cretin have all gained specialized meanings in modern times. An idiot is said to be idiotic, and to suffer from idiocy....
Found on
http://en.wikipedia.org/wiki/Idiot

• (n.) An unlearned, ignorant, or simple person, as distinguished from the educated; an ignoramus. • (n.) A human being destitute of the ordinary intellectual powers, whether congenital, developmental, or accidental; commonly, a person without understanding from birth; a natural fool; a natural; an innocent. • (n.) A fool; a simpleto...
Found on
http://thinkexist.com/dictionary/meaning/idiot/

Learning disability
Found on
http://www.encyclo.co.uk/visitor-contributions.php
Id'i·ot (ĭd'ĭ*ŏt)
noun [ French
idiot , Latin
idiota an uneducated, ignorant, ill-informed person, Greek
'idiw`ths , also and orig., a private person, not holding public office, from
'i`dios proper, peculiar. See
Idiom .]
1. A ma...
Found on
http://www.encyclo.co.uk/webster/I/5

[
n] - a person of subnormal intelligence
Found on
http://www.webdictionary.co.uk/definition.php?query=idiot

idiot 1. An offensive term that deliberately insults someone else's intelligence. 2. An offensive term in a now disused classification system for someone with an IQ of about 25 or under and a mental age of less than three years. The Greek adjective idios means `one`s own” or `private”. The derivative noun idiotes means 'private person'. A Gre...
Found on
http://www.wordinfo.info/words/index/info/view_unit/2794/4

an utterly foolish or senseless person. · a person of the lowest order in a former classification of mental retardation, having a mental age of less than three years old and an intelligence quotient under 25.
Found on
https://www.infoplease.com/dictionary/idiot
No exact match found.