Which to use
“fein” is an adjective and “fen” is a noun - they look or sound alike but fill different roles in a sentence.
- #3,652
- “fein” frequency rank
- #44,597
- “fen” frequency rank
- 48249
- confusion score
Side-by-Side Comparison
| Feature | fein | fen |
|---|---|---|
| Definition | dünn, feinkörnig, zart | Fenn |
Where the eye mixes fein and fen
Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.
Look-alike desk: fein vs fen
These two trip readers on the page rather than in the ear: fein is [faɪ̯n] while fen is [fɛn]. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (adjective vs noun), which is usually the fastest check. Our composite confusion score for this pair is 48249, derived from the frequency rank of both members and their visual similarity.
fein is recorded at frequency rank #3,652, classified as anadj, pronounced [faɪ̯n]. fen is at rank #44,597, tagged as anoun, pronounced [fɛn].
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 48249, this pair ranks #1,255,452 of 2,006,359 scored German confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of fein vs fen
Shared letters: efn. Private to "fein": i. Private to "fen": -.
"fein" · 4 letters · shape CVVC · "fen" · 3 letters · shape CVC
Known mistypes of this pair
- fein ← efin · feinn · feni · ffein · fien
Frequently Asked Questions
Is swapping "fein" for "fen" ever safe?
Which is more common, "fein" or "fen"?
What to do next
Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.
- Full dictionary entry for "fein" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "fen" - compare definitions side by side with the headword page. Word entry
- This pair ranks #1,255,452 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
- "fein" and "fen" also get mixed up with nearby pairs, the highest-scored neighbour is "fay vs fen". 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 #1,255,452 of 2,006,359 scored German pairs, corpus vintage 2026-09-03, not spelling advice.