d

/diː/

//diː// character

"d" is a 1-letter English headword indexed on PlainSpell.

The verdict

“d” sits in 20 confusable pairs (corpus #327) as a character. The look-alike neighbours are the real trap.

#327
frequency rank, English
3,470
“D” headwords
20
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - The fourth letter of the English alphabet, called dee and written in the Latin script.

Corpus desk

Index EN-d · d · English

d · rank #327 · 0 variants · 20 confusables

  • FREQ-CORE #327
  • LEN-SHORT 1 letters
  • VOW-0 0 vowels
  • CONFUS-HIGH 20 pairs
  • VAR-0 0 variants
  • BOOK-MID 3,470
  • PHOTO-FINISH black

Nearest frequency peer: black (-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 neighbours of confusable “d”

Peers at similar corpus weight, separate from look-alike pairs below

corpus weight

What this shows Bars place “d” against nearest ranked English headwords, not a reprint of the confusable-pair desk.

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).

d vs do
50% similar
d vs Dr
0% similar
d vs de
50% similar

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

Key facts for d
PropertyValue
Headwordd
LanguageEnglish
Part of speechCharacter
IPA/diː/
Letters1
Frequency rank#327
Misspellings tracked0
Confusable pairs20
SourceWiktionary (kaikki.org)

Corpus rank beside confusables of “d”

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).dlands 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 “black” (#326), “following” (#328), “area” (#325). Among 3,470 “D” headwords, “d” is #327. Source: FrequencyWords open word-frequency list.

Easy to mix with look-alikes

The spelling risk for d is neighbouring look-alikes ("do", "Dr", …), not just typos; it is acharacter pronounced /diː/. Frequency #327 among 3,470 “D” headwords. Gloss: "The fourth letter of the English alphabet, called dee and written in the Latin script.".

We couldn't generate a plausible misspelling set for d, which points to an orthography that plays by predictable English rules. It also participates in 20 confusable-pair relationships, "do", "Dr", "de", and more, where similar look or sound leads writers to substitute one word for another in context.

Etymologically, the entry records: From the Old English lower case letter d, from 7th century replacement by Latin lower case d of the Anglo-Saxon Futhorc letter ᛞ. The correct English form is d, spelled D.

Definition

  1. 1
    The fourth letter of the English alphabet, called dee and written in the Latin script.

Recorded use

Wiktionary example

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

  1. Rupert. I am told so, sir. But then so does the other Cadell. A devastating creature who spells it with two d’s.

Etymology

From the Old English lower case letter d, from 7th century replacement by Latin lower case d of the Anglo-Saxon Futhorc letter ᛞ.

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 "d"?
"d" is spelled D. The IPA pronunciation is /diː/.
What does "d" mean?
As a character, "d" means: The fourth letter of the English alphabet, called dee and written in the Latin script.
What words are commonly confused with "d"?
"d" is commonly confused with "do", "Dr", "de". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "d"?
The IPA (International Phonetic Alphabet) transcription for "d" is /diː/. 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 "d"?
From the Old English lower case letter d, from 7th century replacement by Latin lower case d of the Anglo-Saxon Futhorc letter ᛞ. 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.

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

Source: FrequencyWords open word-frequency list