mouthvsmushWhich spelling fits?

Which to use

“mouth” and “mush” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#1,569
“mouth” frequency rank
#29,390
“mush” frequency rank
30959
confusion score

Side-by-Side Comparison

Feature mouth mush
Definition The front opening of a creature through which food is ingested. A somewhat liquid mess, often of food; a soft or semisolid substance.

Where the eye mixes mouth and mush

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence. mouth runs 5 letters (CVVCC) against mush's 4 (CVCC) - the length gap alone is often enough to separate them once you know to check it.

5 ch
mouth
4 ch
mush

Why the eye confuses mouth with mush

A purely visual mix-up. mouth (/maʊθ/) and mush (/mʌʃ/) 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 1 letter(s) in length. Our composite confusion score for this pair is 30959, derived from the frequency rank of both members and their visual similarity.

mouth is recorded at frequency rank #1,569, classified as anoun, pronounced /maʊθ/. mush is at rank #29,390, tagged as anoun, pronounced /mʌʃ/.

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 30959, this pair ranks #350,228 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of mouth vs mush

Shared letters: hmu. Private to "mouth": ot. Private to "mush": s.

"mouth" · 5 letters · shape CVVCC  ·  "mush" · 4 letters · shape CVCC

Known mistypes of this pair

  • mouth ← mmouth · motuh · mouht · mouthh · moutth · muoth · omuth
  • mush ← mmush · msuh · muhs · mushh · mussh · umsh

Frequently Asked Questions

Can "mouth" and "mush" be used interchangeably?
No. They are said differently (/maʊθ/ versus /mʌʃ/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
In ordinary English text, does "mouth" or "mush" show up more?
"mouth" is the more common of the two: it sits at frequency rank #1,569 in our English list, against #29,390 for "mush". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

What to do next

Eye-level mix-up between "mouth" and "mush" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "mouth" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "mush" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #350,228 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "mouth" and "mush" also get mixed up with nearby pairs, the highest-scored neighbour is "MGS vs mush". 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 #350,228 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list