decomposition

/diːˌkɒmpəˈzɪʃən/

//diːˌkɒmpəˈzɪʃən// noun

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

"decomposition" is a 13-letter English headword indexed on PlainSpell.

The verdict

“decomposition” has 20 generated spelling variants in the English index at frequency #20,604. The variants make it a useful spelling check.

#20,604
frequency rank, English
3,470
“D” headwords
20
tracked misspellings

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - A biological process through which organic material is reduced to e.g. compost.

Corpus desk

Index EN-decomposition · decomposition · English

decomposition · rank #20,604 · 20 variants · 0 confusables

  • FREQ-MID #20,604
  • LEN-MEGA 13 letters
  • VOW-6 6 vowels
  • CONFUS-0 No pairs
  • VAR-HIGH 20 variants
  • BOOK-MID 3,470
  • PHOTO-FINISH Daphne

Nearest frequency peer: Daphne (-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 “decomposition”

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

corpus weight

What this shows “decomposition” 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
Key facts for decomposition
PropertyValue
Headworddecomposition
LanguageEnglish
Part of speechNoun
IPA/diːˌkɒmpəˈzɪʃən/
Letters13
Frequency rank#20,604
Misspellings tracked20
Confusable pairs0
SourceWiktionary (kaikki.org)

Frequency seat of misspelling magnet “decomposition”

This scale runs from the tiny cluster of words that carry ordinary speech (left) to the long tail of words almost nobody reaches for (right).decompositionlands here:

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

The axis is logarithmic, with each marked tick roughly ten times rarer than the last. Same rarity band neighbours include “Daphne” (#20,603), “dehydrated” (#20,605), “dank” (#20,602). Among 3,470 “D” headwords, “decomposition” is #20,604. Source: FrequencyWords open word-frequency list.

A misspelling magnet

The generator records 20 spelling variants around decomposition (IPA /diːˌkɒmpəˈzɪʃən/), anoun. Corpus frequency is #20,604 among 3,470 “D” headwords. Wiktionary lists 3 senses, so context still picks the gloss.

Our generated misspelling index lists 20 likely wrong-spelling variants for decomposition, with forms such as "dceomposition", "ddecomposition", and "deccomposition". Each of these forms differs from the correct spelling by one small edit: a doubled letter, a dropped silent letter, or a substituted vowel. Our confusable-pair dataset has no match for it, which typically means the spelling is too distinctive to be mistaken for another word.

Etymologically, the entry records: From de- + composition. The correct English form is decomposition, spelled D-E-C-O-M-P-O-S-I-T-I-O-N.

Definition

  1. 1
    A biological process through which organic material is reduced to e.g. compost.
  2. 2
    The act of taking something apart, e.g. for analysis.
  3. 3
    The splitting (of e.g. a matrix, an atom, or a compound) into constituent parts.

Recorded use

Wiktionary example

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

  1. Speech decomposition into a periodic and a non-periodic part is a subject of considerable importance with applications in speech synthesis, […]

Etymology

From de- + composition.

This word in other languages

descomposición(Español)décomposition(Français)Zersetzung(Deutsch)decomposição(Português)

Common misspellings

Also misspelled as:

  • dceomposition
  • ddecomposition
  • deccomposition
  • decmoposition
  • decommposition
  • decomopsition
  • decompoistion
  • decomposiiton
  • decomposision
  • decompositino
  • decompositionn
  • decompositoin
  • decomposittion
  • decompossition
  • decompostiion
  • decompposition
  • decompsoition
  • decopmosition
  • deocmposition
  • edcomposition

Misspelling Pattern Breakdown

How far each generated variant is from the correct spelling of decomposition - counted as single-character edits (an insertion, a deletion, or a substituted letter). The larger the bar, the easier the typo is to spot; one-edit slips are the ones that sneak past readers.

dceomposition2ddecomposition1deccomposition1decmoposition2decommposition1decomopsition2decompoistion2decomposiiton2
Edit distance from "decomposition"

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 "decomposition"?
"decomposition" is spelled D-E-C-O-M-P-O-S-I-T-I-O-N. The IPA pronunciation is /diːˌkɒmpəˈzɪʃən/.
What does "decomposition" mean?
As a noun, "decomposition" means: A biological process through which organic material is reduced to e.g. compost.
What are common misspellings of "decomposition"?
Common misspellings include "dceomposition", "ddecomposition", "deccomposition", "decmoposition", "decommposition". The correct spelling is "decomposition".
How do you pronounce "decomposition"?
The IPA (International Phonetic Alphabet) transcription for "decomposition" is /diːˌkɒmpəˈzɪʃən/. 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 "decomposition"?
From de- + composition. 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 "decomposition", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 13 letters (nearest by frequency rank).

discretionary#20,611dissemination#20,615privatization#20,466mitochondrial#20,432

Similar misspelling depth

Headwords with a similar count of attested misspellings (20 here; floor ≥5).

gratification20 variantsCharlottesville20 variantsinterconnected20 variantsthunderstorm20 variants

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

Source: FrequencyWords open word-frequency list