cun

/kʌn/

//kʌn// verb

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

The verdict

“cun” is uncommon English (frequency #91,395 among 5,599 “C” headwords), classed as a verb. The kind of spelling people second-guess.

#91,395
frequency rank, English
5,599
“C” headwords

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - To know.

Corpus desk

Index EN-cun · cun · English

cun · rank #91,395 · 0 variants · 0 confusables

  • FREQ-RARE #91,395
  • LEN-MID 3 letters
  • VOW-1 1 vowel
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-DENSE 5,599
  • PHOTO-FINISH CSUN

Nearest frequency peer: CSUN (-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.

Long-tail ranks near “cun”

Sparse band: bars invert rank so rarer forms read shorter

corpus weight

What this shows Long-tail view: where “cun” sits against similarly uncommon English ranks.

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for cun
PropertyValue
Headwordcun
LanguageEnglish
Part of speechVerb
IPA/kʌn/
Letters3
Frequency rank#91,395
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “cun” in English

Every-word frequency runs from the handful of words we use constantly (left) to the long tail used once in a blue moon (right).cunfalls in this rarity band:

#1#100#1K#10K#100K
← used constantlyrarely used →

Scale is logarithmic (each tick is 10× rarer). Rare peers in the same band: “CSUN” (#91,394), “cytogenetic” (#91,397), “cytoskeletal” (#91,398). Among 5,599 “C” headwords, “cun” is #91,395. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

cun is uncommon English at frequency #91,395 among 5,599 “C” headwords, classed as averb, transcribed /kʌn/. Rarity is why readers land here mid-draft. Gloss: "To know.".

Zero misspellings are on record for cun in our index, suggesting the orthography follows predictable English patterns. No close-neighbour confusable shows up for this headword in our dataset, since nothing in our dataset looks or sounds close enough to cause mix-ups.

Etymologically, the entry records: From Middle English cunnen, connen, from Old English cunnan (“to know, know how (to)”), from Proto-Germanic *kunnaną (“to know”). Doublet of con. The correct English form is cun, spelled C-U-N.

Definition

  1. 1
    To know.

Etymology

From Middle English cunnen, connen, from Old English cunnan (“to know, know how (to)”), from Proto-Germanic *kunnaną (“to know”). Doublet of con.

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 "cun"?
"cun" is spelled C-U-N. The IPA pronunciation is /kʌn/.
What does "cun" mean?
As a verb, "cun" means: To know.
How do you pronounce "cun"?
The IPA (International Phonetic Alphabet) transcription for "cun" is /kʌn/. 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 "cun"?
From Middle English cunnen, connen, from Old English cunnan (“to know, know how (to)”), from Proto-Germanic *kunnaną (“to know”). Doublet of con. 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 "cun", not the corpus desk frequency band.

Same letter count

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

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

Source: FrequencyWords open word-frequency list