riechenvsRiesenWhat's the difference?

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

Which to use

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

#9,254
“riechen” frequency rank
#3,766
“Riesen” frequency rank
13020
confusion score

Side-by-Side Comparison

Feature riechen Riesen
Definition den Geruch von etwas mit der Nase wahrnehmen Genitiv Singular des Substantivs Riese

Where the eye mixes riechen and Riesen

Muted = shared; highlighted = the visual trap. They share 5 letters in sequence. riechen runs 7 letters (CVVCCVC) against Riesen's 6 (CVVCVC) - the length gap alone is often enough to separate them once you know to check it.

7 ch
riechen
6 ch
Riesen

Visual trap between riechen and Riesen

These two trip readers on the page rather than in the ear: riechen is [ˈʁiːçn̩] while Riesen is [ˈʁiːzn̩]. 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 (verb vs noun), which is usually the fastest check. Our composite confusion score for this pair is 13020, derived from the frequency rank of both members and their visual similarity.

riechen is recorded at frequency rank #9,254, classified as averb, pronounced [ˈʁiːçn̩]. Riesen is at rank #3,766, tagged as anoun, pronounced [ˈʁiːzn̩].

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 13020, this pair ranks #1,960,614 of 2,006,359 scored German confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of riechen vs Riesen

Shared letters: einr. Private to "riechen": ch. Private to "Riesen": s.

"riechen" · 7 letters · shape CVVCCVC  ·  "Riesen" · 6 letters · shape CVVCVC

Known mistypes of this pair

  • riechen ← irechen · ricehen · riecchen · riecehn · riechenn · riechhen · riechne · riehcen
  • Riesen ← iresen · rieesn · riesenn · riesne · riessen · riseen · rriesen

Frequently Asked Questions

Do "riechen" and "Riesen" mean the same thing in a sentence?
No - they are not even the same part of speech. "riechen" is a verb and "Riesen" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "riechen" or "Riesen"?
"Riesen" is the more common of the two: it sits at frequency rank #3,766 in our German list, against #9,254 for "riechen". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "riechen" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "Riesen" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #1,960,614 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "riechen" and "Riesen" also get mixed up with nearby pairs, the highest-scored neighbour is "Riesen vs Rillen". 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 #1,960,614 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