know-how

/ˈnəʊ.haʊ/

//ˈnəʊ.haʊ// noun

"know-how" is a 7-letter English headword indexed on PlainSpell.

The verdict

“know-how” 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) - The knowledge and skill to be able to (do something correctly).

Corpus desk

Index EN-know-how · know-how · English

know-how · 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 "K" 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 know-how
PropertyValue
Headwordknow-how
LanguageEnglish
Part of speechNoun
IPA/ˈnəʊ.haʊ/
Letters8
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “know-how” in English

know-howsits beyond the 100,000 most-frequent English words, in the long tail of technical, archaic, or otherwise rare vocabulary where spelling doubt tends to strike hardest.

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

Rare enough to double-check

know-how is uncommon English outside the top frequency list, classed as anoun, transcribed /ˈnəʊ.haʊ/. Rarity is why readers land here mid-draft. Gloss: "The knowledge and skill to be able to (do something correctly).".

We couldn't generate a plausible misspelling set for know-how, since its letter pattern doesn't lend itself to common typo substitutions. It is not paired with a close-neighbour confusable in our dataset, which usually means its spelling is distinct enough that readers don't reach for a similar-looking word instead.

Etymologically, the entry records: Deverbal from know how. American English, 1838. The correct English form is know-how, spelled K-N-O-W---H-O-W.

Definition

  1. 1
    The knowledge and skill to be able to (do something correctly).

Recorded use

Wiktionary examples

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

  1. Marlo has the know-how to fix your computer.
  2. American innovators — with their world-class strengths in product design, marketing and finance — may have a historic opportunity to convert the scientific know-how from abroad into market gains and profits. Mr. Hill views the transition to “the postscientific society” as an unrecognized bonus for American creators of new products and services.

Etymology

Deverbal from know how. American English, 1838.

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 "know-how"?
"know-how" is spelled K-N-O-W---H-O-W. The IPA pronunciation is /ˈnəʊ.haʊ/.
What does "know-how" mean?
As a noun, "know-how" means: The knowledge and skill to be able to (do something correctly).
How do you pronounce "know-how"?
The IPA (International Phonetic Alphabet) transcription for "know-how" is /ˈnəʊ.haʊ/. 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 "know-how"?
Deverbal from know how. American English, 1838. 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.

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

Source: FrequencyWords open word-frequency list