siebtenvssiebterWhich spelling fits?

Quick tell: siebten is a adjective, siebter is an unknown, so they fill different roles in a sentence.

Which to use

“siebten” is an adjective and “siebter” is an unknown - they look or sound alike but fill different roles in a sentence.

#9,263
“siebten” frequency rank
#34,367
“siebter” frequency rank
43630
confusion score

Side-by-Side Comparison

Feature siebten siebter
Definition Genitiv Singular Maskulinum der starken Flexion des Positivs des Adjektivs siebte unbestimmte männliche Deklination von siebte

Where the eye mixes siebten and siebter

Muted = shared; highlighted = the visual trap. They share 6 letters in sequence. siebten and siebter follow the identical consonant-vowel pattern (CVVCCVC). Same shape at a glance is often the real trap, independent of shared letters.

7 ch
siebten
7 ch
siebter

Visual trap between siebten and siebter

These two trip readers on the page rather than in the ear: siebten is [ˈziːptn̩] while siebter is [ˈziːptɐ]. Spoken aloud the problem disappears. In writing it persists, because they differ by a single letter - n in “siebten” becomes r in “siebter”, and the parts of speech differ too (adjective vs unknown), which is usually the fastest check. Our composite confusion score for this pair is 43630, derived from the frequency rank of both members and their visual similarity.

siebten is recorded at frequency rank #9,263, classified as anadj, pronounced [ˈziːptn̩]. siebter is at rank #34,367, tagged as anunknown, pronounced [ˈziːptɐ].

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 43630, this pair ranks #1,411,981 of 2,006,359 scored German confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of siebten vs siebter

Shared letters: beist. Private to "siebten": n. Private to "siebter": r.

"siebten" · 7 letters · shape CVVCCVC  ·  "siebter" · 7 letters · shape CVVCCVC

Known mistypes of this pair

  • siebten ← isebten · seibten · sibeten · siebbten · siebetn · siebtenn · siebtne · siebtten
  • siebter ← isebter · seibter · sibeter · siebbter · siebetr · siebterr · siebtre · siebtter

Frequently Asked Questions

Is swapping "siebten" for "siebter" ever safe?
No - they are not even the same part of speech. "siebten" is an adjective and "siebter" an unknown, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "siebten" vs "siebter" - which ranks higher?
"siebten" is the more common of the two: it sits at frequency rank #9,263 in our German list, against #34,367 for "siebter". 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 "siebten" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "siebter" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #1,411,981 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "siebten" and "siebter" also get mixed up with nearby pairs, the highest-scored neighbour is "siebter vs steter". 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 #1,411,981 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