Which to use
“moth” and “mouths” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #15,005
- “moth” frequency rank
- #10,891
- “mouths” frequency rank
- 25896
- confusion score
Side-by-Side Comparison
| Feature | moth | mouths |
|---|---|---|
| Definition | Any flying insect of the order Lepidoptera not in the superfamily Papilionoidea, most species of which are nocturnal and can be distinguished from butterflies by feather-like antennae. | plural of mouth |
Where the eye mixes moth and mouths
Muted = shared; highlighted = the visual trap. They share 4 letters in sequence. moth runs 4 letters (CVCC) against mouths's 6 (CVVCCC) - the length gap alone is often enough to separate them once you know to check it.
Why the eye confuses moth with mouths
A purely visual mix-up. moth (/mɒθ/) and mouths (/maʊðz/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 2 letter(s) in length. Our composite confusion score for this pair is 25896, derived from the frequency rank of both members and their visual similarity.
moth is recorded at frequency rank #15,005, classified as anoun, pronounced /mɒθ/. mouths is at rank #10,891, tagged as anoun, pronounced /maʊðz/.
Glosses for this pair are partially populated in our dataset, but the full side-by-side definitions above should still guide you to the right choice.
With a confusion score of 25896, this pair ranks #390,813 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of moth vs mouths
Shared letters: hmot. Private to "moth": -. Private to "mouths": su.
"moth" · 4 letters · shape CVCC · "mouths" · 6 letters · shape CVVCCC
Known mistypes of this pair
Frequently Asked Questions
Is swapping "moth" for "mouths" ever safe?
Which is more common, "moth" or "mouths"?
After this comparison
Eye-level mix-up between "moth" and "mouths" is sorted above. Next: full entries or other pairs that share a letter shape.
- Full dictionary entry for "moth" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "mouths" - compare definitions side by side with the headword page. Word entry
- This pair ranks #390,813 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "moth" and "mouths" also get mixed up with nearby pairs, the highest-scored neighbour is "Moog vs moth". Nearby pair
- Recorded mistypes exist for at least one side of this pair, useful when a spell-checker or OCR lands on the wrong form. See mistypes
Confusion rank #390,813 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.