befassenvsblassenWhat's the difference?

Which to use

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

#7,441
“befassen” frequency rank
#27,223
“blassen” frequency rank
34664
confusion score

Side-by-Side Comparison

Feature befassen blassen
Definition sich mit etwas stark auseinandersetzen/beschäftigen blass werden

Where the eye mixes befassen and blassen

Muted = shared; highlighted = the visual trap. They share 6 letters in sequence. befassen runs 8 letters (CVCVCCVC) against blassen's 7 (CCVCCVC) - the length gap alone is often enough to separate them once you know to check it.

8 ch
befassen
7 ch
blassen

Why the eye confuses befassen with blassen

A purely visual mix-up. befassen ([bəˈfasn̩]) and blassen ([ˈblasn̩]) 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 letter(s) in length. Our composite confusion score for this pair is 34664, derived from the frequency rank of both members and their visual similarity.

befassen is recorded at frequency rank #7,441, classified as averb, pronounced [bəˈfasn̩]. blassen is at rank #27,223, tagged as averb, pronounced [ˈblasn̩].

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 34664, this pair ranks #1,658,123 of 2,006,359 scored German confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of befassen vs blassen

Shared letters: abens. Private to "befassen": f. Private to "blassen": l.

"befassen" · 8 letters · shape CVCVCCVC  ·  "blassen" · 7 letters · shape CCVCCVC

Known mistypes of this pair

  • befassen ← bbefassen · beafssen · befasen · befasesn · befassenn · befassne · befaßen · beffassen
  • blassen ← balssen · bblassen · blasesn · blassenn · blassne · blaßen · bllassen · blsasen

Frequently Asked Questions

Is swapping "befassen" for "blassen" ever safe?
No. They are said differently ([bəˈfasn̩] versus [ˈblasn̩]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "befassen" or "blassen"?
"befassen" is the more common of the two: it sits at frequency rank #7,441 in our German list, against #27,223 for "blassen". 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 "befassen" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "blassen" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #1,658,123 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "befassen" and "blassen" also get mixed up with nearby pairs, the highest-scored neighbour is "blassen vs Blusen". 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 #1,658,123 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