Which to use
“jäh” is an adjective and “Jahn” is a name - they look or sound alike but fill different roles in a sentence.
- #39,457
- “jäh” frequency rank
- #12,108
- “Jahn” frequency rank
- 51565
- confusion score
Side-by-Side Comparison
| Feature | jäh | Jahn |
|---|---|---|
| Definition | unerwartet, abrupt und heftig sich entwickelnd | deutschsprachiger Familienname, Nachname |
Where the eye mixes jäh and Jahn
Muted = shared; highlighted = the visual trap. They share 2 letters in sequence. jäh runs 3 letters (CVC) against Jahn's 4 (CVCC) - the length gap alone is often enough to separate them once you know to check it.
Visual trap between jäh and Jahn
These two trip readers on the page rather than in the ear: jäh is [jɛː] while Jahn is [jaːn]. 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 name), which is usually the fastest check. Our composite confusion score for this pair is 51565, derived from the frequency rank of both members and their visual similarity.
jäh is recorded at frequency rank #39,457, classified as anadj, pronounced [jɛː]. Jahn is at rank #12,108, tagged as aname, pronounced [jaːn].
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 51565, this pair ranks #1,130,579 of 2,006,359 scored German confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of jäh vs Jahn
Shared letters: hj. Private to "jäh": ä. Private to "Jahn": an.
"jäh" · 3 letters · shape CVC · "Jahn" · 4 letters · shape CVCC
Known mistypes of this pair
- Jahn ← ajhn · jahhn · jahnn · janh · jhan · jjahn
Frequently Asked Questions
Can "jäh" and "Jahn" be used interchangeably?
Which is more common, "jäh" or "Jahn"?
After this comparison
Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.
- Full dictionary entry for "jäh" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "Jahn" - compare definitions side by side with the headword page. Word entry
- This pair ranks #1,130,579 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
- "jäh" and "Jahn" also get mixed up with nearby pairs, the highest-scored neighbour is "jäh vs jn". 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 #1,130,579 of 2,006,359 scored German pairs, corpus vintage 2026-09-03, not spelling advice.