CBD

noun

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

"cbd" is a 3-letter English headword indexed on PlainSpell.

The verdict

“CBD” sits in 20 confusable pairs (corpus #12,017) as a noun. The look-alike neighbours are the real trap.

#12,017
frequency rank, English
5,599
“C” headwords
20
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Initialism of case-based discussion.

Corpus desk

Index EN-cbd · CBD · English

CBD · rank #12,017 · 0 variants · 20 confusables

  • FREQ-MID #12,017
  • LEN-MID 3 letters
  • VOW-0 0 vowels
  • CONFUS-HIGH 20 pairs
  • VAR-0 0 variants
  • BOOK-DENSE 5,599
  • PHOTO-FINISH caliber

Nearest frequency peer: caliber (-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 “CBD”

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

corpus weight

What this shows Bars place “CBD” 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).

CBD vs co
0% similar
CBD vs CD
67% similar
CBD vs CM
33% similar

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

Key facts for CBD
PropertyValue
HeadwordCBD
LanguageEnglish
Part of speechNoun
Letters3
Frequency rank#12,017
Misspellings tracked0
Confusable pairs20
SourceWiktionary (kaikki.org)

Corpus rank beside confusables of “CBD”

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).CBDlands 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 “caliber” (#12,016), “cellphone” (#12,018), “buzzing” (#12,015). Among 5,599 “C” headwords, “CBD” is #12,017. Source: FrequencyWords open word-frequency list.

Easy to mix with look-alikes

The spelling risk for CBD is neighbouring look-alikes ("co", "CD", …), not just typos; it is anoun. Frequency #12,017 among 5,599 “C” headwords. 10 recorded senses keep meaning in play.

We couldn't generate a plausible misspelling set for CBD, since its letter pattern doesn't lend itself to common typo substitutions. It also participates in 20 confusable-pair relationships, "co", "CD", "CM", and more, where similar look or sound leads writers to substitute one word for another in context.

No explicit etymology string is stored for this entry, so its spelling is easiest explained by how it's pronounced rather than where it came from. The correct English form is CBD, spelled C-B-D.

Definition

  1. 1
    Initialism of case-based discussion.
  2. 2
    Initialism of central business district.
  3. 3
    Initialism of consortium board of directors.
  4. 4
    Initialism of component-based development.
  5. 5
    Initialism of chemical and biological defence.
  6. 6
    Initialism of chronic beryllium disease.
  7. 7
    Initialism of cut and blow-dry.
  8. 8
    Abbreviation of cannabidiol.
  9. 9
    Initialism of common bile duct.
  10. 10
    Initialism of corticobasal degeneration.

Recorded use

Wiktionary examples

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

  1. It’s hard to say the precise moment when CBD, the voguish cannabis derivative, went from being a fidget spinner alternative for stoners to a mainstream panacea.
  2. “It is a kind of a new snake oil in the sense that there are a lot of claims and not so much evidence,” said Dustin Lee, an assistant professor in psychiatry and behavioral sciences at Johns Hopkins University who is planning a human trial of CBD for use in quitting smoking.

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 "CBD"?
"CBD" is spelled C-B-D.
What does "CBD" mean?
As a noun, "CBD" means: Initialism of case-based discussion.
What words are commonly confused with "CBD"?
"CBD" is commonly confused with "co", "CD", "CM". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
What language does "CBD" come from?
"CBD" is a English word. PlainSpell's reference spans five languages -- English, Spanish, Portuguese, French, and German -- with definitions, pronunciations, and spelling data for each.
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 "CBD", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 3 letters (nearest by frequency rank).

Zoe#12,000wed#11,997elf#12,041SMS#11,968

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

Source: FrequencyWords open word-frequency list