fachenvsfastenTell them apart

Which to use

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

#29,116
“fachen” frequency rank
#15,357
“fasten” frequency rank
44473
confusion score

Side-by-Side Comparison

Feature fachen fasten
Definition machen, dass es (gut) brennt (aus körperlichen oder religiösen Gründen) für eine bestimmte Zeit auf alle oder gewisse Nahrung verzichten

Where the eye mixes fachen and fasten

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence. fachen and fasten follow the identical consonant-vowel pattern (CVCCVC). Same shape at a glance is often the real trap, independent of shared letters.

6 ch
fachen
6 ch
fasten

Visual trap between fachen and fasten

A purely visual mix-up. fachen ([ˈfaxn̩]) and fasten ([ˈfastn̩]) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 44473, derived from the frequency rank of both members and their visual similarity.

fachen is recorded at frequency rank #29,116, classified as averb, pronounced [ˈfaxn̩]. fasten is at rank #15,357, tagged as averb, pronounced [ˈfastn̩].

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 44473, this pair ranks #1,385,084 of 2,006,359 scored German confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of fachen vs fasten

Shared letters: aefn. Private to "fachen": ch. Private to "fasten": st.

"fachen" · 6 letters · shape CVCCVC  ·  "fasten" · 6 letters · shape CVCCVC

Known mistypes of this pair

  • fachenafchen · facchen · facehn · fachenn · fachhen · fachne · fahcen · fcahen
  • fastenafsten · fasetn · fastenn · fastne · fastten · fatsen · ffasten · fsaten

Frequently Asked Questions

Can "fachen" and "fasten" be used interchangeably?
No. They are said differently ([ˈfaxn̩] versus [ˈfastn̩]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "fachen" or "fasten"?
"fasten" is the more common of the two: it sits at frequency rank #15,357 in our German list, against #29,116 for "fachen". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "fachen" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "fasten" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #1,385,084 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "fachen" and "fasten" also get mixed up with nearby pairs, the highest-scored neighbour is "fachen vs Fachs". 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 #1,385,084 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