feinstenvsFensternWhich spelling fits?

Quick tell: feinsten is a adjective, Fenstern is a noun, so they fill different roles in a sentence.

Which to use

“feinsten” is an adjective and “Fenstern” is a noun - they look or sound alike but fill different roles in a sentence.

#12,490
“feinsten” frequency rank
#9,542
“Fenstern” frequency rank
22032
confusion score

Side-by-Side Comparison

Feature feinsten Fenstern
Definition Genitiv Singular Maskulinum der starken Flexion des Superlativs des Adjektivs fein Dativ Plural des Substantivs Fenster

Where the eye mixes feinsten and Fenstern

Muted = shared; highlighted = the visual trap. They share 7 letters in sequence. feinsten (CVVCCCVC) and Fenstern (CVCCCVCC) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.

8 ch
feinsten
8 ch
Fenstern

Why the eye confuses feinsten with Fenstern

These two trip readers on the page rather than in the ear: feinsten is [ˈfaɪ̯nstn̩] while Fenstern is [ˈfɛnstɐn]. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 5 positions, and the parts of speech differ too (adjective vs noun), which is usually the fastest check. Our composite confusion score for this pair is 22032, derived from the frequency rank of both members and their visual similarity.

feinsten is recorded at frequency rank #12,490, classified as anadj, pronounced [ˈfaɪ̯nstn̩]. Fenstern is at rank #9,542, tagged as anoun, pronounced [ˈfɛnstɐn].

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 22032, this pair ranks #1,879,190 of 2,006,359 scored German confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of feinsten vs Fenstern

Shared letters: efnst. Private to "feinsten": i. Private to "Fenstern": r.

"feinsten" · 8 letters · shape CVVCCCVC  ·  "Fenstern" · 8 letters · shape CVCCCVCC

Known mistypes of this pair

  • feinsten ← efinsten · feinnsten · feinsetn · feinssten · feinstenn · feinstne · feinstten · feintsen
  • Fenstern ← efnstern · fennstern · fensetrn · fensstern · fenstenr · fensternn · fensterrn · fenstren

Frequently Asked Questions

Is swapping "feinsten" for "Fenstern" ever safe?
No - they are not even the same part of speech. "feinsten" is an adjective and "Fenstern" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "feinsten" or "Fenstern"?
"Fenstern" is the more common of the two: it sits at frequency rank #9,542 in our German list, against #12,490 for "feinsten". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

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 "feinsten" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "Fenstern" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #1,879,190 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "feinsten" and "Fenstern" also get mixed up with nearby pairs, the highest-scored neighbour is "feinsten vs Feministen". 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 #1,879,190 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