nub

/nʌb/

//nʌb// noun

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

The verdict

“nub” is uncommon English (frequency #50,118 among 1,534 “N” headwords), classed as a noun. The kind of spelling people second-guess.

#50,118
frequency rank, English
1,534
“N” headwords

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - The innermost section of a chrysalis in a silk cocoon.

Corpus desk

Index EN-nub · nub · English

nub · rank #50,118 · 0 variants · 0 confusables

  • FREQ-RARE #50,118
  • LEN-MID 3 letters
  • VOW-1 1 vowel
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-MID 1,534
  • PHOTO-FINISH nott

Nearest frequency peer: nott (-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 “nub”

Sparse band: bars invert rank so rarer forms read shorter

corpus weight

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

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for nub
PropertyValue
Headwordnub
LanguageEnglish
Part of speechNoun
IPA/nʌb/
Letters3
Frequency rank#50,118
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “nub” in English

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).nubfalls 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: “nott” (#50,117), “Nuer” (#50,119), “nosey” (#50,116). Among 1,534 “N” headwords, “nub” is #50,118. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

nub is uncommon English at frequency #50,118 among 1,534 “N” headwords, classed as anoun, transcribed /nʌb/. Rarity is why readers land here mid-draft. 6 senses are on record.

No generated misspelling entries exist for nub in our index, and the word's spelling is regular enough that our generator found nothing worth flagging. This headword has no recorded confusable partner, since no other headword is close enough in sound or shape to pair with it.

Etymologically, the entry records: Either directly from Middle Low German, or from knub, from a Middle Low German word (compare Low German Knubbel, Knobbel (“knot; lump”)). Compare knob. The correct English form is nub, spelled N-U-B.

Definition

  1. 1
    The innermost section of a chrysalis in a silk cocoon.
  2. 2
    A small knob or lump.
  3. 3
    The essence or core of an issue, argument etc.
  4. 4
    The clitoris.
  5. 5
    A pointing stick.
  6. 6
    A passage of Shakespearean blank verse.

Recorded use

Wiktionary examples

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

  1. What do you think is the nub of the problem?
  2. Very often, of course, the rambling and disjointed humorous story finishes with a nub, point, snapper, or whatever you like to call it.

Etymology

Either directly from Middle Low German, or from knub, from a Middle Low German word (compare Low German Knubbel, Knobbel (“knot; lump”)). Compare knob.

This word in other languages

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 "nub"?
"nub" is spelled N-U-B. The IPA pronunciation is /nʌb/.
What does "nub" mean?
As a noun, "nub" means: The innermost section of a chrysalis in a silk cocoon.
How do you pronounce "nub"?
The IPA (International Phonetic Alphabet) transcription for "nub" is /nʌb/. 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 "nub"?
Either directly from Middle Low German, or from knub, from a Middle Low German word (compare Low German Knubbel, Knobbel (“knot; lump”)). Compare knob. 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 "nub", 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