JännervsJansenWhich spelling fits?

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

Which to use

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

#6,678
“Jänner” frequency rank
#17,949
“Jansen” frequency rank
24627
confusion score

Side-by-Side Comparison

Feature Jänner Jansen
Definition erster, 31-tägiger Monat im Kalenderjahr niederländisch-deutscher Familienname

Where the eye mixes Jänner and Jansen

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

6 ch
Jänner
6 ch
Jansen

Why the eye confuses Jänner with Jansen

These two trip readers on the page rather than in the ear: Jänner is [ˈjɛnɐ] while Jansen is [ˈjanzn̩]. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 3 positions, and the parts of speech differ too (noun vs name), which is usually the fastest check. Our composite confusion score for this pair is 24627, derived from the frequency rank of both members and their visual similarity.

Jänner is recorded at frequency rank #6,678, classified as anoun, pronounced [ˈjɛnɐ]. Jansen is at rank #17,949, tagged as aname, pronounced [ˈjanzn̩].

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 24627, this pair ranks #1,844,950 of 2,006,359 scored German confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of Jänner vs Jansen

Shared letters: ejn. Private to "Jänner": . Private to "Jansen": as.

"Jänner" · 6 letters · shape CVCCVC  ·  "Jansen" · 6 letters · shape CVCCVC

Known mistypes of this pair

  • Jansenajnsen · janesn · jannsen · jansenn · jansne · jasnen · jjansen · jnasen

Frequently Asked Questions

Do "Jänner" and "Jansen" mean the same thing in a sentence?
No - they are not even the same part of speech. "Jänner" is a noun and "Jansen" a name, so a sentence built for one is usually ungrammatical with the other.
In ordinary German text, does "Jänner" or "Jansen" show up more?
"Jänner" is the more common of the two: it sits at frequency rank #6,678 in our German list, against #17,949 for "Jansen". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

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

  • Full dictionary entry for "Jänner" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "Jansen" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #1,844,950 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "Jänner" and "Jansen" also get mixed up with nearby pairs, the highest-scored neighbour is "Jansen vs Jessen". 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 #1,844,950 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