decoder

/dɪˈkəʊdə(ɹ)/

//dɪˈkəʊdə(ɹ)// noun

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

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

The verdict

“decoder” has 10 generated spelling variants in the English index at frequency #35,248. The variants make it a useful spelling check.

#35,248
frequency rank, English
3,470
“D” headwords
10
tracked misspellings
9
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - A person who decodes secret messages

Corpus desk

Index EN-decoder · decoder · English

decoder · rank #35,248 · 10 variants · 9 confusables

  • FREQ-MID #35,248
  • LEN-LONG 7 letters
  • VOW-3 3 vowels
  • CONFUS-MID 9 pairs
  • VAR-MID 10 variants
  • BOOK-MID 3,470
  • PHOTO-FINISH deceptively

Nearest frequency peer: deceptively (-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 “decoder”

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

corpus weight

What this shows “decoder” 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).

decoder vs decor
71% similar
decoder vs decide
71% similar
decoder vs decade
71% similar

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

Key facts for decoder
PropertyValue
Headworddecoder
LanguageEnglish
Part of speechNoun
IPA/dɪˈkəʊdə(ɹ)/
Letters7
Frequency rank#35,248
Misspellings tracked10
Confusable pairs9
SourceWiktionary (kaikki.org)

Frequency seat of misspelling magnet “decoder”

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).decoderlands 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 “deceptively” (#35,247), “decayed” (#35,246), “DeGeneres” (#35,250). Among 3,470 “D” headwords, “decoder” is #35,248. Source: FrequencyWords open word-frequency list.

A misspelling magnet

The generator records 10 spelling variants around decoder (IPA /dɪˈkəʊdə(ɹ)/), anoun. Corpus frequency is #35,248 among 3,470 “D” headwords. Wiktionary lists 2 senses, so context still picks the gloss.

Our generated misspelling index lists 10 likely wrong-spelling variants for decoder, with forms such as "dceoder", "ddecoder", and "deccoder". Each variant is a distinct typo pattern an edit-distance generator flags, typically a doubled-consonant error, a silent-letter drop, or a vowel substitution. It also participates in 9 confusable-pair relationships, "decor", "decide", "decade", and more, a pairing that trips writers up because the two words share enough sound or shape to blur together.

Etymologically, the entry records: From decode + -er. The correct English form is decoder, spelled D-E-C-O-D-E-R.

Definition

  1. 1
    A person who decodes secret messages
  2. 2
    A device that decodes a scrambled electronic signal e.g. of a satellite television signal

Etymology

From decode + -er.

This word in other languages

descodificador(Español)décodeur(Français)

Common misspellings

Also misspelled as:

  • dceoder
  • ddecoder
  • deccoder
  • decdoer
  • decodder
  • decoderr
  • decodre
  • decoedr
  • deocder
  • edcoder

Misspelling Pattern Breakdown

How far each generated variant is from the correct spelling of decoder - 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.

dceoder2ddecoder1deccoder1decdoer2decodder1decoderr1decodre2decoedr2
Edit distance from "decoder"

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 "decoder"?
"decoder" is spelled D-E-C-O-D-E-R. The IPA pronunciation is /dɪˈkəʊdə(ɹ)/.
What does "decoder" mean?
As a noun, "decoder" means: A person who decodes secret messages
What words are commonly confused with "decoder"?
"decoder" is commonly confused with "decor", "decide", "decade". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "decoder"?
The IPA (International Phonetic Alphabet) transcription for "decoder" is /dɪˈkəʊdə(ɹ)/. 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 "decoder"?
From decode + -er. 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 "decoder", not the corpus desk frequency band.

Same letter count

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

decayed#35,246Demarco#35,252dailies#35,243Drayton#35,266

Similar misspelling depth

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

commoner10 variantsdrowns10 variantsearthen10 variantscollider10 variants

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

Source: FrequencyWords open word-frequency list