DDR
/diː diː ɑː/
"ddr" is a 3-letter English headword indexed on PlainSpell.
The verdict
“DDR” sits in 20 confusable pairs (corpus #38,354) as a noun. The look-alike neighbours are the real trap.
- #38,354
- frequency rank, English
- 26,416
- “D” headwords
- 20
- confusable pairs
According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - Initialism of double data rate.
Visual similarity to commonly confused words
How many letter changes separate each confused pair (Levenshtein distance, normalized).
Source: PlainSpell confusable corpus (Wiktionary, CC BY-SA).
| Property | Value |
|---|---|
| Headword | DDR |
| Language | English |
| Part of speech | Noun |
| IPA | /diː diː ɑː/ |
| Letters | 3 |
| Frequency rank | #38,354 |
| Misspellings tracked | 0 |
| Confusable pairs | 20 |
| Source | Wiktionary (kaikki.org) |
Where “DDR” sits in English frequency
Easy to mix with look-alikes
The spelling risk for DDR is neighbouring look-alikes ("do", "Dr", …), not just typos; it is anoun pronounced /diː diː ɑː/. Frequency #38,354 among 26,416 “D” headwords. 2 recorded senses keep meaning in play.
DDR has no tracked misspelling variants, a straightforward case of a spelling with little room for common typos. 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.
No borrowing history is documented for this entry, so its spelling is best explained by sound-to-letter mapping rather than etymology. The correct English form is DDR, spelled D-D-R.
Definition
- 1Initialism of double data rate.
- 2Double-data-rate computer RAM.
Synonyms
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
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Using “DDR”
The practical upshot for anyone who landed here from a spell-check.
- The one correct English spelling is D-D-R - every other letter order is a misspelling in standard orthography.
- Say it as /diː diː ɑː/ (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
- Don't mix it up with “do” - see the side-by-side comparison. DDR vs do
- Browse more English words and confusable pairs in the same reference. English words
Words at a similar English frequency
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.