mousevsMussWhich spelling fits?

Which to use

“mouse” and “Muss” are a confusable German pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#31,186
“mouse” frequency rank
#83
“Muss” frequency rank
31269
confusion score

Side-by-Side Comparison

Feature mouse Muss
Definition Nagetier (Plural 1); Maus etwas, das absolut notwendig ist

Where the eye mixes mouse and Muss

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.

5 ch
mouse
4 ch
Muss

Visual trap between mouse and Muss

A purely visual mix-up. mouse ([maʊs]) and Muss ([mʊs]) 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 31269, derived from the frequency rank of both members and their visual similarity.

mouse is recorded at frequency rank #31,186, classified as anoun, pronounced [maʊs]. Muss is at rank #83, tagged as anoun, pronounced [mʊs].

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 31269, this pair ranks #1,731,514 of 2,006,359 scored German confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of mouse vs Muss

Shared letters: msu. Private to "mouse": eo. Private to "Muss": -.

"mouse" · 5 letters · shape CVVCV  ·  "Muss" · 4 letters · shape CVCC

Known mistypes of this pair

  • mousemmouse · mosue · moues · mousse · muose · omuse
  • Mussmmuss · msus · muß · umss

Frequently Asked Questions

Is swapping "mouse" for "Muss" ever safe?
No. They are said differently ([maʊs] versus [mʊs]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "mouse" vs "Muss" - which ranks higher?
"Muss" is the more common of the two: it sits at frequency rank #83 in our German list, against #31,186 for "mouse". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Useful next steps

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "mouse" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "Muss" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #1,731,514 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "mouse" and "Muss" also get mixed up with nearby pairs, the highest-scored neighbour is "Mauser vs mouse". 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 #1,731,514 of 2,006,359 scored German pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list