CDL
"cdl" is a 3-letter English headword indexed on PlainSpell.
The verdict
“CDL” sits in 20 confusable pairs (corpus #40,607) as a noun. The look-alike neighbours are the real trap.
- #40,607
- frequency rank, English
- 43,570
- “C” headwords
- 20
- confusable pairs
According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - Initialism of commercial driver's licence.
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 | CDL |
| Language | English |
| Part of speech | Noun |
| Letters | 3 |
| Frequency rank | #40,607 |
| Misspellings tracked | 0 |
| Confusable pairs | 20 |
| Source | Wiktionary (kaikki.org) |
Where “CDL” sits in English frequency
Easy to mix with look-alikes
The spelling risk for CDL is neighbouring look-alikes ("co", "CM", …), not just typos; it is anoun. Frequency #40,607 among 43,570 “C” headwords. Gloss: "Initialism of commercial driver's licence.".
CDL doesn't appear in our generated misspelling index, and the word's spelling is regular enough that our generator found nothing worth flagging. It also participates in 20 confusable-pair relationships, "co", "CM", "CT", and more, a pairing that trips writers up because the two words share enough sound or shape to blur together.
This headword's origin isn't recorded in our source data, so its spelling pattern is best understood through pronunciation rather than a traceable origin. The correct English form is CDL, spelled C-D-L.
Definition
- 1Initialism of commercial driver's licence.
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 “CDL”
The practical upshot for anyone who landed here from a spell-check.
- The one correct English spelling is C-D-L - every other letter order is a misspelling in standard orthography.
- Don't mix it up with “co” - see the side-by-side comparison. CDL vs co
- 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.