MarcusvsMausWhich spelling fits?

Quick tell: Marcus is a name, Maus is a noun, so they fill different roles in a sentence.

Which to use

“Marcus” is a name and “Maus” is a noun - they look or sound alike but fill different roles in a sentence.

#5,103
“Marcus” frequency rank
#4,634
“Maus” frequency rank
9737
confusion score

Side-by-Side Comparison

Feature Marcus Maus
Definition männlicher Vorname kleines graues oder braunes Säugetier mit überwiegend langem Schwanz, rattenähnlich, in der Zuchtform auch weiß oder schwarz

Where the eye mixes Marcus and Maus

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence.

6 ch
Marcus
4 ch
Maus

Look-alike desk: Marcus vs Maus

These two trip readers on the page rather than in the ear: Marcus is [ˈmaʁkʊs] while Maus is [maʊ̯s]. Spoken aloud the problem disappears. In writing it persists, because they differ by 2 letter(s) in length, and the parts of speech differ too (name vs noun), which is usually the fastest check. Our composite confusion score for this pair is 9737, derived from the frequency rank of both members and their visual similarity.

Marcus is recorded at frequency rank #5,103, classified as aname, pronounced [ˈmaʁkʊs]. Maus is at rank #4,634, tagged as anoun, pronounced [maʊ̯s].

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 9737, this pair ranks #1,978,533 of 2,006,359 scored German confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of Marcus vs Maus

Shared letters: amsu. Private to "Marcus": cr. Private to "Maus": -.

"Marcus" · 6 letters · shape CVCCVC  ·  "Maus" · 4 letters · shape CVVC

Known mistypes of this pair

  • Marcusamrcus · macrus · marccus · marcsu · marcuss · marrcus · marucs · mmarcus
  • Mausamus · masu · mauss · mmaus · muas

Frequently Asked Questions

Do "Marcus" and "Maus" mean the same thing in a sentence?
No - they are not even the same part of speech. "Marcus" is a name and "Maus" a noun, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "Marcus" vs "Maus" - which ranks higher?
"Maus" is the more common of the two: it sits at frequency rank #4,634 in our German list, against #5,103 for "Marcus". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "Marcus" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "Maus" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #1,978,533 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "Marcus" and "Maus" also get mixed up with nearby pairs, the highest-scored neighbour is "marcia vs Marcus". 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 #1,978,533 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