FehlervsFehlersWhat's the difference?

Which to use

“Fehler” and “Fehlers” are a confusable German pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#746
“Fehler” frequency rank
#36,319
“Fehlers” frequency rank
37065
confusion score

Side-by-Side Comparison

Feature Fehler Fehlers
Definition Abweichung von einem optimalen Zustand, Verfahren oder dem Richtigen Genitiv Singular des Substantivs Fehler

Where the eye mixes Fehler and Fehlers

Muted = shared; highlighted = the visual trap. They share 6 letters in sequence.

6 ch
Fehler
7 ch
Fehlers

Why the eye confuses Fehler with Fehlers

A purely visual mix-up. Fehler ([ˈfeːlɐ]) and Fehlers ([ˈfeːlɐs]) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 1 extra letter(s) - “Fehler” sits inside “Fehlers”. Our composite confusion score for this pair is 37065, derived from the frequency rank of both members and their visual similarity.

Fehler is recorded at frequency rank #746, classified as anoun, pronounced [ˈfeːlɐ]. Fehlers is at rank #36,319, tagged as anoun, pronounced [ˈfeːlɐs].

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 37065, this pair ranks #1,599,699 of 2,006,359 scored German confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of Fehler vs Fehlers

Shared letters: efhlr. Private to "Fehler": -. Private to "Fehlers": s.

"Fehler" · 6 letters · shape CVCCVC  ·  "Fehlers" · 7 letters · shape CVCCVCC

Known mistypes of this pair

  • Fehlerefhler · fehelr · fehhler · fehlerr · fehller · fehlre · felher · ffehler
  • Fehlersefhlers · fehelrs · fehhlers · fehlerrs · fehlerss · fehlesr · fehllers · fehlres

Frequently Asked Questions

Can "Fehler" and "Fehlers" be used interchangeably?
No. They are said differently ([ˈfeːlɐ] versus [ˈfeːlɐs]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
In ordinary German text, does "Fehler" or "Fehlers" show up more?
"Fehler" is the more common of the two: it sits at frequency rank #746 in our German list, against #36,319 for "Fehlers". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Useful next steps

Eye-level mix-up between "Fehler" and "Fehlers" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "Fehler" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "Fehlers" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #1,599,699 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "Fehler" and "Fehlers" also get mixed up with nearby pairs, the highest-scored neighbour is "Fehlers vs Fühler". 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 #1,599,699 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