erfassenvsErmessenTell them apart

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

Which to use

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

#7,311
“erfassen” frequency rank
#16,409
“Ermessen” frequency rank
23720
confusion score

Side-by-Side Comparison

Feature erfassen Ermessen
Definition ergreifen, mitreißen; meistens durch ein vorbeikommendes Fahrzeug Auswahl zwischen mehreren gleichermaßen rechtmäßigen Möglichkeiten bei einer behördlichen oder richterlichen Entscheidung (Verwaltungsakt, Urteil, Beschluss)

Where the eye mixes erfassen and Ermessen

Muted = shared; highlighted = the visual trap. They share 6 letters in sequence. erfassen and Ermessen follow the identical consonant-vowel pattern (VCCVCCVC). Same shape at a glance is often the real trap, independent of shared letters.

8 ch
erfassen
8 ch
Ermessen

Why the eye confuses erfassen with Ermessen

These two trip readers on the page rather than in the ear: erfassen is [ɛɐ̯ˈfasn̩] while Ermessen is [ɛɐ̯ˈmɛsn̩]. 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 (verb vs noun), which is usually the fastest check. Our composite confusion score for this pair is 23720, derived from the frequency rank of both members and their visual similarity.

erfassen is recorded at frequency rank #7,311, classified as averb, pronounced [ɛɐ̯ˈfasn̩]. Ermessen is at rank #16,409, tagged as anoun, pronounced [ɛɐ̯ˈmɛsn̩].

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 23720, this pair ranks #1,857,516 of 2,006,359 scored German confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of erfassen vs Ermessen

Shared letters: enrs. Private to "erfassen": af. Private to "Ermessen": m.

"erfassen" · 8 letters · shape VCCVCCVC  ·  "Ermessen" · 8 letters · shape VCCVCCVC

Known mistypes of this pair

  • erfassen ← efrassen · erafssen · erfasen · erfasesn · erfassenn · erfassne · erfaßen · erffassen
  • Ermessen ← emressen · eremssen · ermesen · ermesesn · ermessenn · ermessne · ermeßen · ermmessen

Frequently Asked Questions

Is swapping "erfassen" for "Ermessen" ever safe?
No - they are not even the same part of speech. "erfassen" is a verb and "Ermessen" a noun, so a sentence built for one is usually ungrammatical with the other.
In ordinary German text, does "erfassen" or "Ermessen" show up more?
"erfassen" is the more common of the two: it sits at frequency rank #7,311 in our German list, against #16,409 for "Ermessen". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

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

  • Full dictionary entry for "erfassen" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "Ermessen" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #1,857,516 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "erfassen" and "Ermessen" also get mixed up with nearby pairs, the highest-scored neighbour is "Ermessen vs erpressen". 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 #1,857,516 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