moron

/ˈmɔːɹɒn/

//ˈmɔːɹɒn// noun

"moron" is a 5-letter English headword indexed on PlainSpell.

The verdict

“moron” has 7 generated spelling variants in the English index at frequency #10,405. The variants make it a useful spelling check.

#10,405
frequency rank, English
36,575
“M” headwords
7
tracked misspellings
20
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - A stupid person; an idiot; a fool.

Corpus desk

Index EN-moron · moron · English

moron · rank #10,405 · 7 variants · 20 confusables

  • FREQ-MID #10,405
  • LEN-MID 5 letters
  • VOW-2 2 vowels
  • CONFUS-HIGH 20 pairs
  • VAR-MID 7 variants
  • BOOK-DENSE 36,575
  • PHOTO-FINISH mortar

Nearest frequency peer: mortar (+1 rank slots)

Read with this headword: Spelling guide for this pattern

Desk codes from Wiktionary headword shape, FrequencyWords rank tier, confusable-pair count, generated misspelling depth, letter-cohort book size, and photo-finish peer. Not a difficulty grade.

Frequency neighbourhood for “moron”

Lower corpus rank = more everyday usage (inverted bar length for readability)

corpus weight

What this shows Bars show where “moron” sits against the nearest ranked English headwords in the FrequencyWords band, not a reprint of letter-browse containment.

Source FrequencyWords open word-frequency list As of May 6, 2026

Visual similarity to commonly confused words

How many letter changes separate each confused pair (Levenshtein distance, normalized).

moron vs moto
60% similar
moron vs mort
60% similar
moron vs motor
60% similar

Source: PlainSpell confusable corpus (Wiktionary, CC BY-SA).

Key facts for moron
PropertyValue
Headwordmoron
LanguageEnglish
Part of speechNoun
IPA/ˈmɔːɹɒn/
Letters5
Frequency rank#10,405
Misspellings tracked7
Confusable pairs20
SourceWiktionary (kaikki.org)

Where “moron” sits in English frequency

Every-word frequency runs from the handful of words we use constantly (left) to the long tail used once in a blue moon (right). moron lands here:

#1#100#1K#10K#100K
← used constantlyrarely used →

Scale is logarithmic (each tick is 10× rarer). Source: FrequencyWords open word-frequency list.

A misspelling magnet

The generator records 7 spelling variants around moron (IPA /ˈmɔːɹɒn/), anoun. Corpus frequency is #10,405 among 36,575 “M” headwords. Wiktionary lists 3 senses, so context still picks the gloss.

Our generated misspelling index lists 7 likely wrong-spelling variants for moron, with forms such as "mmoron", "moorn", and "morno". Each of these forms differs from the correct spelling by one small edit: a doubled letter, a dropped silent letter, or a substituted vowel. It also participates in 20 confusable-pair relationships, "moto", "mort", "motor", and more, a pairing that trips writers up because the two words share enough sound or shape to blur together.

Etymologically, the entry records: Coined by American psychologist Henry H. Goddard in 1910, from Ancient Greek μωρόν (mōrón), the neuter form of μωρός (mōrós, “foolish, dull”). Coined in the third sense by philosopher Ronald Dworkin. The correct English form is moron, spelled M-O-R-O-N.

Definition

  1. 1
    A stupid person; an idiot; a fool.
  2. 2
    A person of mild mental subnormality in the former classification of mental retardation, having an intelligence quotient of 50–70.
  3. 3
    A hypothetical particle whose existence and configuration can make a moral judgment true.

Recorded use

Wiktionary example

These source excerpts show how moron appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.

  1. Mr. Borelli, Mr. Borelli, with all due respect, you're such a fantastic moron it's terrifying.

Etymology

Coined by American psychologist Henry H. Goddard in 1910, from Ancient Greek μωρόν (mōrón), the neuter form of μωρός (mōrós, “foolish, dull”). Coined in the third sense by philosopher Ronald Dworkin.

This word in other languages

Common misspellings

Also misspelled as:

  • mmoron
  • moorn
  • morno
  • moronn
  • morron
  • mroon
  • omron

Misspelling Pattern Breakdown

How far each generated variant is from the correct spelling of moron - measured in single-character edits (insert, delete, or substitute a letter). Larger bars are easier to catch; one-edit slips are the sneakiest.

mmoron1moorn2morno2moronn1morron1mroon2omron2
Edit distance from "moron"

Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA); frequency ordering uses the FrequencyWords open word-frequency list (2018 English corpus, MIT). See the methodology for how each field is sourced and updated.

PlainSpell is rendered directly from structured Wiktionary extracts and open word-frequency lists, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of May 6, 2026. Primary sources: Wiktionary (via kaikki.org) and FrequencyWords.

Frequently Asked Questions

How do you spell "moron"?
"moron" is spelled M-O-R-O-N. The IPA pronunciation is /ˈmɔːɹɒn/.
What does "moron" mean?
As a noun, "moron" means: A stupid person; an idiot; a fool.
What words are commonly confused with "moron"?
"moron" is commonly confused with "moto", "mort", "motor". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "moron"?
The IPA (International Phonetic Alphabet) transcription for "moron" is /ˈmɔːɹɒn/. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What is the origin of the word "moron"?
Coined by American psychologist Henry H. Goddard in 1910, from Ancient Greek μωρόν (mōrón), the neuter form of μωρός (mōrós, “foolish, dull”). Coined in the third sense by philosopher Ronald Dworkin. See the full etymology section above for more details.
Is PlainSpell free to use?
Yes, PlainSpell is a completely free word reference. You can look up definitions, pronunciations, confusable pairs, homophones, and spelling corrections across 5 languages without any sign-up or subscription.

Similar English words by spelling shape

Same letter count and similar misspelling depth for "moron", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 5 letters (nearest by frequency rank).

Similar misspelling depth

Headwords with a similar count of attested misspellings (7 here; floor ≥5).

Data Source

Wiktionary (via kaikki.org), licensed under CC BY-SA & GFDL. Word ordering uses an open word-frequency list; misspelling variants are generated by edit-distance from the correct headword.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list