Which to use
“erfordern” is a verb and “Erfordernis” is a noun - they look or sound alike but fill different roles in a sentence.
- #10,074
- “erfordern” frequency rank
- #49,628
- “Erfordernis” frequency rank
- 59702
- confusion score
Side-by-Side Comparison
| Feature | erfordern | Erfordernis |
|---|---|---|
| Definition | etwas unbedingt verlangen, etwas notwendig machen | Voraussetzung für etwas, das ausgeführt werden soll. Im Kontext eines nicht zielgerichteten Vorganges kann es mit dem Begriff Rahmenbedingung gleichgesetzt werden. |
Where the spellings diverge
Shared letters are muted; the letters that actually set erfordern and Erfordernis apart are highlighted. They share 9 letters in sequence, which is exactly why the eye skips the difference.
Spelling & Dictionary Insight
These two trip readers on the page rather than in the ear: erfordern is [ɛɐ̯ˈfɔʁdɐn] while Erfordernis is [ɛɐ̯ˈfɔʁdɐnɪs]. Spoken aloud the problem disappears. In writing it persists, because they differ by 2 extra letter(s) - “erfordern” sits inside “Erfordernis”, and the parts of speech differ too (verb vs noun), which is usually the fastest check. Our composite confusion score for this pair is 59702, derived from the frequency rank of both members and their visual similarity.
erfordern is recorded at frequency rank #10,074, classified as averb, pronounced [ɛɐ̯ˈfɔʁdɐn]. Erfordernis is at rank #49,628, tagged as anoun, pronounced [ɛɐ̯ˈfɔʁdɐnɪs].
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 59702, this pair ranks #814,595 of 2,006,359 scored German confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of erfordern vs Erfordernis
Shared letters: defnor. Private to "erfordern": -. Private to "Erfordernis": is.
"erfordern" · 9 letters · shape VCCVCCVCC · "Erfordernis" · 11 letters · shape VCCVCCVCCVC
Known mistypes of this pair
- erfordern ← efrordern · erffordern · erfodrern · erforddern · erfordenr · erfordernn · erforderrn · erfordren
- Erfordernis ← efrordernis · erffordernis · erfodrernis · erforddernis · erfordenris · erforderins · erforderniss · erfordernnis
Frequency comparison
Frequently Asked Questions
Can "erfordern" and "Erfordernis" be used interchangeably?
Which is more common, "erfordern" or "Erfordernis"?
Remembering erfordern vs Erfordernis
The fastest way to pick the right one every time.
- Check the role first: if you need a verb, it's “erfordern”; for a noun, it's “Erfordernis”.
- See each word in full, definition, IPA, etymology and its other confusables. Full “erfordern” entry
- Browse more pairs most likely to be confused. Most confusable