FachvsfahrWhich spelling fits?

Quick tell: Fach is a noun, fahr is a verb, so they fill different roles in a sentence.

Which to use

“Fach” is a noun and “fahr” is a verb - they look or sound alike but fill different roles in a sentence.

#3,440
“Fach” frequency rank
#5,361
“fahr” frequency rank
8801
confusion score

Side-by-Side Comparison

Feature Fach fahr
Definition der durch das Balkengerüst beziehungsweise die tragenden Balken gebildete und mit Lehm oder Ziegeln ausgefüllte Zwischenraum einer Fachwerkwand (auch Gefach) 2. Person Singular Imperativ Präsens Aktiv des Verbs fahren

Where the eye mixes Fach and fahr

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence. Fach and fahr follow the identical consonant-vowel pattern (CVCC). Same shape at a glance is often the real trap, independent of shared letters.

4 ch
Fach
4 ch
fahr

Look-alike desk: Fach vs fahr

These two trip readers on the page rather than in the ear: Fach is [fax] while fahr is [faːɐ̯]. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (noun vs verb), which is usually the fastest check. Our composite confusion score for this pair is 8801, derived from the frequency rank of both members and their visual similarity.

Fach is recorded at frequency rank #3,440, classified as anoun, pronounced [fax]. fahr is at rank #5,361, tagged as averb, pronounced [faːɐ̯].

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 8801, this pair ranks #1,982,769 of 2,006,359 scored German confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of Fach vs fahr

Shared letters: afh. Private to "Fach": c. Private to "fahr": r.

"Fach" · 4 letters · shape CVCC  ·  "fahr" · 4 letters · shape CVCC

Known mistypes of this pair

  • Fachafch · facch · fachh · fahc · fcah · ffach
  • fahrafhr · fahhr · fahrr · farh · ffahr · fhar

Frequently Asked Questions

Can "Fach" and "fahr" be used interchangeably?
No - they are not even the same part of speech. "Fach" is a noun and "fahr" a verb, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "Fach" or "fahr"?
"Fach" is the more common of the two: it sits at frequency rank #3,440 in our German list, against #5,361 for "fahr". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "Fach" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "fahr" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #1,982,769 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "Fach" and "fahr" also get mixed up with nearby pairs, the highest-scored neighbour is "fahr vs fairy". 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 #1,982,769 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