Which to use
“Fenster” is a noun and “festem” is an adjective - they look or sound alike but fill different roles in a sentence.
- #1,129
- “Fenster” frequency rank
- #27,721
- “festem” frequency rank
- 28850
- confusion score
Side-by-Side Comparison
| Feature | Fenster | festem |
|---|---|---|
| Definition | eine baulich verschieden ausgestaltete verglaste Öffnung in einem Bauwerk, deren hauptsächliche Funktion darin besteht, Licht in das Bauwerk zu führen und dieses zu belüften | Dativ Singular Maskulinum der starken Deklination des Positivs des Adjektivs fest |
Where the eye mixes Fenster and festem
Muted = shared; highlighted = the visual trap. They share 5 letters in sequence.
Look-alike desk: Fenster vs festem
These two trip readers on the page rather than in the ear: Fenster is [ˈfɛnstɐ] while festem is [ˈfɛstəm]. 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 (noun vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 28850, derived from the frequency rank of both members and their visual similarity.
Fenster is recorded at frequency rank #1,129, classified as anoun, pronounced [ˈfɛnstɐ]. festem is at rank #27,721, tagged as anadj, pronounced [ˈfɛstəm].
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 28850, this pair ranks #1,777,464 of 2,006,359 scored German confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of Fenster vs festem
Shared letters: efst. Private to "Fenster": nr. Private to "festem": m.
"Fenster" · 7 letters · shape CVCCCVC · "festem" · 6 letters · shape CVCCVC
Known mistypes of this pair
Frequently Asked Questions
Can "Fenster" and "festem" be used interchangeably?
Which is more common, "Fenster" or "festem"?
Useful next steps
Eye-level mix-up between "Fenster" and "festem" is sorted above. Next: full entries or other pairs that share a letter shape.
- Full dictionary entry for "Fenster" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "festem" - compare definitions side by side with the headword page. Word entry
- This pair ranks #1,777,464 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
- "Fenster" and "festem" also get mixed up with nearby pairs, the highest-scored neighbour is "Fessel vs festem". 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 #1,777,464 of 2,006,359 scored German pairs, corpus vintage 2026-09-03, not spelling advice.