duality

/d(j)uːˈælɪti/

//d(j)uːˈælɪti// noun

By · According to Wiktionary data (CC BY-SA) ·

"duality" is a 7-letter English headword indexed on PlainSpell.

The verdict

“duality” has 10 generated spelling variants in the English index at frequency #24,432. The variants make it a useful spelling check.

#24,432
frequency rank, English
3,470
“D” headwords
10
tracked misspellings
2
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - A classification into two subclasses or opposed parts.

Corpus desk

Index EN-duality · duality · English

duality · rank #24,432 · 10 variants · 2 confusables

  • FREQ-MID #24,432
  • LEN-LONG 7 letters
  • VOW-4 4 vowels
  • CONFUS-LOW 2 pairs
  • VAR-MID 10 variants
  • BOOK-MID 3,470
  • PHOTO-FINISH duplex

Nearest frequency peer: duplex (+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.

Rank peers near misspelling magnet “duality”

Same rarity band: useful when a typo lands on a peer headword

corpus weight

What this shows “duality” sits among these FrequencyWords peers; misspelling depth is tracked separately in the edit-distance chart.

Source FrequencyWords open word-frequency list As of September 3, 2026

Visual similarity to commonly confused words

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

duality vs Dalit
57% similar
duality vs dualism
71% similar

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

Key facts for duality
PropertyValue
Headwordduality
LanguageEnglish
Part of speechNoun
IPA/d(j)uːˈælɪti/
Letters7
Frequency rank#24,432
Misspellings tracked10
Confusable pairs2
SourceWiktionary (kaikki.org)

Frequency seat of misspelling magnet “duality”

Word frequency stretches from the small set of words we reach for constantly (left) out to the long tail barely used once in a while (right).dualitylands here:

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

Ticks step logarithmically, so each one marks a roughly tenfold drop in how often the word turns up. Same rarity band neighbours include “duplex” (#24,433), “dowry” (#24,430), “ECT” (#24,434). Among 3,470 “D” headwords, “duality” is #24,432. Source: FrequencyWords open word-frequency list.

A misspelling magnet

The generator records 10 spelling variants around duality (IPA /d(j)uːˈælɪti/), anoun. Corpus frequency is #24,432 among 3,470 “D” headwords. Wiktionary lists 3 senses, so context still picks the gloss.

Our generated misspelling index lists 10 likely wrong-spelling variants for duality, with forms such as "daulity", "dduality", and "duailty". Every one of these variants traces to a single-character edit -- an added or dropped letter, a swapped consonant, or a vowel swap -- the kind of slip a spell-checker is built to catch. It also participates in 2 confusable-pair relationships, "Dalit", "dualism", a pairing that trips writers up because the two words share enough sound or shape to blur together.

Etymologically, the entry records: From Latin duālitās. From dual + -ity. The correct English form is duality, spelled D-U-A-L-I-T-Y.

Definition

  1. 1
    A classification into two subclasses or opposed parts.
  2. 2
    The interchangeability of points and planes.
  3. 3
    The mathematical equivalence of two seemingly different theoretical descriptions of a physical system.

Recorded use

Wiktionary examples

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

  1. moral duality
  2. philosophical duality

Etymology

From Latin duālitās. From dual + -ity.

Synonyms

dichotomy

This word in other languages

dualité(Français)Dualität(Deutsch)dualidade(Português)

Common misspellings

Also misspelled as:

  • daulity
  • dduality
  • duailty
  • dualitty
  • dualityy
  • dualiyt
  • duallity
  • dualtiy
  • dulaity
  • udality

Misspelling Pattern Breakdown

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

daulity2dduality1duailty2dualitty1dualityy1dualiyt2duallity1dualtiy2
Edit distance from "duality"

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.

Frequently Asked Questions

How do you spell "duality"?
"duality" is spelled D-U-A-L-I-T-Y. The IPA pronunciation is /d(j)uːˈælɪti/.
What does "duality" mean?
As a noun, "duality" means: A classification into two subclasses or opposed parts.
What words are commonly confused with "duality"?
"duality" is commonly confused with "Dalit", "dualism". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "duality"?
The IPA (International Phonetic Alphabet) transcription for "duality" is /d(j)uːˈælɪti/. 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 "duality"?
From Latin duālitās. From dual + -ity. 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 "duality", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 7 letters (nearest by frequency rank).

Doppler#24,429etching#24,438dieting#24,425fancied#24,444

Similar misspelling depth

Headwords with a similar count of attested misspellings (10 here; floor ≥5).

epilogue10 variantsangelic10 variantslactose10 variantsacutely10 variants

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

Source: FrequencyWords open word-frequency list