MathiasvsMattisWhat's the difference?

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

Which to use

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

#9,947
“Mathias” frequency rank
#46,831
“Mattis” frequency rank
56778
confusion score

Side-by-Side Comparison

Feature Mathias Mattis
Definition dänischer männlicher Vorname Genitiv Singular des Substantivs Matti

Letter map: Mathias vs Mattis

Shared letters muted; letters that set Mathias and Mattis apart highlighted. Shared run: 5. Mathias runs 7 letters (CVCCVVC) against Mattis's 6 (CVCCVC) - the length gap alone is often enough to separate them once you know to check it.

7 ch
Mathias
6 ch
Mattis

Role in the sentence - Mathias and Mattis

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: Mathias is aname and Mattisanoun. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 56778, derived from the frequency rank of both members and their visual similarity.

Mathias is recorded at frequency rank #9,947, classified as aname, pronounced […]. Mattis is at rank #46,831, tagged as anoun, pronounced [ˈmatis].

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 56778, this pair ranks #926,985 of 2,006,359 scored German confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of Mathias vs Mattis

Shared letters: aimst. Private to "Mathias": h. Private to "Mattis": -.

"Mathias" · 7 letters · shape CVCCVVC  ·  "Mattis" · 6 letters · shape CVCCVC

Known mistypes of this pair

  • Mathias ← amthias · mahtias · mathais · mathhias · mathiass · mathisa · matihas · mmathias
  • Mattis ← amttis · matis · matits · mattiss · mattsi · mmattis · mtatis

Frequently Asked Questions

Is swapping "Mathias" for "Mattis" ever safe?
No - they are not even the same part of speech. "Mathias" is a name and "Mattis" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "Mathias" or "Mattis"?
"Mathias" is the more common of the two: it sits at frequency rank #9,947 in our German list, against #46,831 for "Mattis". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Done with this confusable. These links stay specific to "Mathias" and "Mattis".

  • Full dictionary entry for "Mathias" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "Mattis" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #926,985 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "Mathias" and "Mattis" also get mixed up with nearby pairs, the highest-scored neighbour is "marti vs Mattis". 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 #926,985 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