birdsmouth
/ˈbɜːdsmaʊθ/
"birdsmouth" is a 10-letter English headword indexed on PlainSpell.
The verdict
“birdsmouth” is uncommon English (outside the top frequency list), classed as a noun. The kind of spelling people second-guess.
- Unranked
- below top-frequency English
- 10
- letters
According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - A notch cut into the underside of a rafter to ensure that it does not move when resting on the wall plate running across the top of a wall; a similar notch in other timber components.
| Property | Value |
|---|---|
| Headword | birdsmouth |
| Language | English |
| Part of speech | Noun |
| IPA | /ˈbɜːdsmaʊθ/ |
| Letters | 10 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Where “birdsmouth” sits in English frequency
Rare enough to double-check
birdsmouth is uncommon English outside the top frequency list, classed as anoun, transcribed /ˈbɜːdsmaʊθ/. Rarity is why readers land here mid-draft. Gloss: "A notch cut into the underside of a rafter to ensure that it does not move when resting on the wall plate running across the top of a wall; a similar notch in other timber components.".
No misspelling variants are generated for birdsmouth in our index, typically a sign the spelling maps closely to how the word sounds. This entry stands alone in our confusable dataset, a sign it's visually distinctive enough not to be mixed up with another word.
Etymologically, the entry records: From bird + -s- + mouth, from its appearance. The correct English form is birdsmouth, spelled B-I-R-D-S-M-O-U-T-H.
Definition
- 1A notch cut into the underside of a rafter to ensure that it does not move when resting on the wall plate running across the top of a wall; a similar notch in other timber components.
Etymology
From bird + -s- + mouth, from its appearance.
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
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Using “birdsmouth”
The practical upshot for anyone who landed here from a spell-check.
- The one correct English spelling is B-I-R-D-S-M-O-U-T-H - every other letter order is a misspelling in standard orthography.
- Say it as /ˈbɜːdsmaʊθ/ (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
- Browse more English words and confusable pairs in the same reference. English words
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.