tenon

noun

"tenon" is a 5-letter English headword indexed on PlainSpell.

The verdict

“tenon” is uncommon English (frequency #76,393 among 3,151 “T” headwords), classed as a noun. The kind of spelling people second-guess.

#76,393
frequency rank, English
3,151
“T” headwords

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - A projecting member left by cutting away the wood around it, and made to insert into a mortise, and in this way secure together the parts of a frame.

Corpus desk

Index EN-tenon · tenon · English

tenon · rank #76,393 · 0 variants · 0 confusables

  • FREQ-RARE #76,393
  • LEN-MID 5 letters
  • VOW-2 2 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-MID 3,151
  • PHOTO-FINISH tengu

Nearest frequency peer: tengu (-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 “tenon”

Sparse band: bars invert rank so rarer forms read shorter

corpus weight

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

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for tenon
PropertyValue
Headwordtenon
LanguageEnglish
Part of speechNoun
Letters5
Frequency rank#76,393
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “tenon” 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).tenonfalls 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: “tengu” (#76,392), “Tewksbury” (#76,394), “tenaciously” (#76,391). Among 3,151 “T” headwords, “tenon” is #76,393. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

tenon is uncommon English at frequency #76,393 among 3,151 “T” headwords, classed as anoun. Rarity is why readers land here mid-draft. Gloss: "A projecting member left by cutting away the wood around it, and made to insert into a mortise, and in this way secure together the parts of a frame.".

No misspelling variants are generated for tenon in our index, suggesting the orthography follows predictable English patterns. Our dataset records no confusable match here, suggesting its spelling stands apart enough that readers rarely confuse it with something else.

Etymologically, the entry records: From Middle English tenoun, tenown, tenon, from Anglo-Norman tenoun, from Old French tenon. The correct English form is tenon, spelled T-E-N-O-N.

Definition

  1. 1
    A projecting member left by cutting away the wood around it, and made to insert into a mortise, and in this way secure together the parts of a frame.

Recorded use

Wiktionary examples

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

  1. A keyed mortise-and-tenon joint is constructed the same as a doweled mortise and tenon joint except that the tenon projects far enough through the mortise to admit the insertion of a tapering key which draws the mortised piece firmly against the shoulder of the tenon.
  2. One soon learned, however, that it was no easy thing to make wood do exactly as one required it. It looked quite easy in the masterly hands of the experienced pattern-maker, but the mysteries of dowelling and mortice and tenon were not uncovered in a week or two.

Etymology

From Middle English tenoun, tenown, tenon, from Anglo-Norman tenoun, from Old French tenon.

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 "tenon"?
"tenon" is spelled T-E-N-O-N.
What does "tenon" mean?
As a noun, "tenon" means: A projecting member left by cutting away the wood around it, and made to insert into a mortise, and in this way secure together the parts of a frame.
What is the origin of the word "tenon"?
From Middle English tenoun, tenown, tenon, from Anglo-Norman tenoun, from Old French tenon. 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 "tenon", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 5 letters (nearest by frequency rank).

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

Source: FrequencyWords open word-frequency list