siebenvsSirenenConfusable pair

Quick tell: sieben is a num, Sirenen is a noun, so they fill different roles in a sentence.

Which to use

“sieben” is a num and “Sirenen” is a noun - they look or sound alike but fill different roles in a sentence.

#912
“sieben” frequency rank
#26,613
“Sirenen” frequency rank
27525
confusion score

Side-by-Side Comparison

Feature sieben Sirenen
Definition die Kardinalzahl zwischen sechs und acht Nominativ Plural des Substantivs Sirene

Where the eye mixes sieben and Sirenen

Muted = shared; highlighted = the visual trap. They share 5 letters in sequence. sieben runs 6 letters (CVVCVC) against Sirenen's 7 (CVCVCVC) - the length gap alone is often enough to separate them once you know to check it.

6 ch
sieben
7 ch
Sirenen

Look-alike desk: sieben vs Sirenen

These two trip readers on the page rather than in the ear: sieben is [ˈziːbn̩] while Sirenen is [ziˈʁeːnən]. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (num vs noun), which is usually the fastest check. Our composite confusion score for this pair is 27525, derived from the frequency rank of both members and their visual similarity.

sieben is recorded at frequency rank #912, classified as anum, pronounced [ˈziːbn̩]. Sirenen is at rank #26,613, tagged as anoun, pronounced [ziˈʁeːnən].

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 27525, this pair ranks #1,800,345 of 2,006,359 scored German confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of sieben vs Sirenen

Shared letters: eins. Private to "sieben": b. Private to "Sirenen": r.

"sieben" · 6 letters · shape CVVCVC  ·  "Sirenen" · 7 letters · shape CVCVCVC

Known mistypes of this pair

  • sieben ← iseben · seiben · sibeen · siebben · siebenn · siebne · sieebn · ssieben
  • Sirenen ← isrenen · siernen · sireenn · sirenenn · sirenne · sirennen · sirneen · sirrenen

Frequently Asked Questions

Do "sieben" and "Sirenen" mean the same thing in a sentence?
No - they are not even the same part of speech. "sieben" is a num and "Sirenen" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "sieben" or "Sirenen"?
"sieben" is the more common of the two: it sits at frequency rank #912 in our German list, against #26,613 for "Sirenen". 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 "sieben" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "Sirenen" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #1,800,345 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "sieben" and "Sirenen" also get mixed up with nearby pairs, the highest-scored neighbour is "sieben vs Stuben". 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 #1,800,345 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