numskull

noun

"numskull" is a 8-letter English headword indexed on PlainSpell.

The verdict

“numskull” is uncommon English (outside the top frequency list), classed as a noun. The kind of spelling people second-guess.

Unranked
below top-frequency English
8
letters

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - A dunce, mentally dull or stupid person.

Corpus desk

Index EN-numskull · numskull · English

numskull · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-LONG 8 letters
  • VOW-2 2 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "N" thin
  • PHOTO-UNK Peer pending

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.

Key facts for numskull
PropertyValue
Headwordnumskull
LanguageEnglish
Part of speechNoun
Letters8
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “numskull” sits in English frequency

numskullranks outside the top 100,000 English headwords, in the long tail of specialist, archaic, or seldom-used vocabulary, exactly the territory where a reader stops mid-sentence to double-check spelling.

Beyond rank #100,000. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

numskull is uncommon English outside the top frequency list, classed as anoun. Rarity is why readers land here mid-draft. 2 senses are on record.

numskull has no tracked misspelling variants, and the word's spelling is regular enough that our generator found nothing worth flagging. We don't track a confusable pairing for this entry, which typically means the spelling is too distinctive to be mistaken for another word.

Etymologically, the entry records: From numb (“deadened”) + skull. The correct English form is numskull, spelled N-U-M-S-K-U-L-L.

Definition

  1. 1
    A dunce, mentally dull or stupid person.
  2. 2
    A person who refuses to learn or grow mentally.

Recorded use

Wiktionary example

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

  1. That numskull will never learn how to compose a letter.

Etymology

From numb (“deadened”) + skull.

Synonyms

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). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "numskull"?
"numskull" is spelled N-U-M-S-K-U-L-L.
What does "numskull" mean?
As a noun, "numskull" means: A dunce, mentally dull or stupid person.
What is the origin of the word "numskull"?
From numb (“deadened”) + skull. 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.

What to do next

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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.

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

Source: FrequencyWords open word-frequency list