reasonvsreisenConfusable pair

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

Which to use

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

#35,402
“reason” frequency rank
#1,783
“reisen” frequency rank
37185
confusion score

Side-by-Side Comparison

Feature reason reisen
Definition das, wodurch die Richtigkeit von etwas gerechtfertigt ist bzw. erklärt oder widerlegt wird sich von einem Ort zum nächsten bewegen; eine Reise unternehmen

Where the eye mixes reason and reisen

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence.

6 ch
reason
6 ch
reisen

Why the eye confuses reason with reisen

These two trip readers on the page rather than in the ear: reason is [ˈɹiːzən] while reisen is [ˈʁaɪ̯zn̩]. 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 (noun vs verb), which is usually the fastest check. Our composite confusion score for this pair is 37185, derived from the frequency rank of both members and their visual similarity.

reason is recorded at frequency rank #35,402, classified as anoun, pronounced [ˈɹiːzən]. reisen is at rank #1,783, tagged as averb, pronounced [ˈʁaɪ̯zn̩].

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 37185, this pair ranks #1,596,684 of 2,006,359 scored German confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of reason vs reisen

Shared letters: enrs. Private to "reason": ao. Private to "reisen": i.

"reason" · 6 letters · shape CVVCVC  ·  "reisen" · 6 letters · shape CVVCVC

Known mistypes of this pair

  • reasonerason · raeson · reaosn · reasno · reasonn · reasson · resaon · rreason
  • reisenerisen · reiesn · reisenn · reisne · reissen · resien · rreisen

Frequently Asked Questions

Is swapping "reason" for "reisen" ever safe?
No - they are not even the same part of speech. "reason" is a noun and "reisen" a verb, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "reason" vs "reisen" - which ranks higher?
"reisen" is the more common of the two: it sits at frequency rank #1,783 in our German list, against #35,402 for "reason". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

What to do next

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

  • Full dictionary entry for "reason" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "reisen" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #1,596,684 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "reason" and "reisen" also get mixed up with nearby pairs, the highest-scored neighbour is "reinsten vs reisen". 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 #1,596,684 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