rezeptfreivsRezeptorenConfusable pair

Quick tell: rezeptfrei is a adjective, Rezeptoren is a noun, so they fill different roles in a sentence.

Which to use

“rezeptfrei” is an adjective and “Rezeptoren” is a noun - they look or sound alike but fill different roles in a sentence.

#14,161
“rezeptfrei” frequency rank
#30,264
“Rezeptoren” frequency rank
44425
confusion score

Side-by-Side Comparison

Feature rezeptfrei Rezeptoren
Definition kein ärztliches Rezept benötigend, ohne Rezept erhältlich Nominativ Plural des Substantivs Rezeptor

Where the eye mixes rezeptfrei and Rezeptoren

Muted = shared; highlighted = the visual trap. They share 8 letters in sequence. rezeptfrei (CVCVCCCCVV) and Rezeptoren (CVCVCCVCVC) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.

10 ch
rezeptfrei
10 ch
Rezeptoren

Visual trap between rezeptfrei and Rezeptoren

These two trip readers on the page rather than in the ear: rezeptfrei is [ʁeˈt͡sɛptˌfʁaɪ̯] while Rezeptoren is [ʁet͡sɛpˈtoːʁən]. 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 (adjective vs noun), which is usually the fastest check. Our composite confusion score for this pair is 44425, derived from the frequency rank of both members and their visual similarity.

rezeptfrei is recorded at frequency rank #14,161, classified as anadj, pronounced [ʁeˈt͡sɛptˌfʁaɪ̯]. Rezeptoren is at rank #30,264, tagged as anoun, pronounced [ʁet͡sɛpˈtoːʁən].

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 44425, this pair ranks #1,386,602 of 2,006,359 scored German confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of rezeptfrei vs Rezeptoren

Shared letters: eprtz. Private to "rezeptfrei": fi. Private to "Rezeptoren": no.

"rezeptfrei" · 10 letters · shape CVCVCCCCVV  ·  "Rezeptoren" · 10 letters · shape CVCVCCVCVC

Known mistypes of this pair

  • rezeptfreierzeptfrei · reezptfrei · rezepftrei · rezepptfrei · rezeptferi · rezeptffrei · rezeptfrie · rezeptfrrei
  • Rezeptorenerzeptoren · reezptoren · rezepotren · rezepptoren · rezeptoern · rezeptorenn · rezeptorne · rezeptorren

Frequently Asked Questions

Is swapping "rezeptfrei" for "Rezeptoren" ever safe?
No - they are not even the same part of speech. "rezeptfrei" is an adjective and "Rezeptoren" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "rezeptfrei" or "Rezeptoren"?
"rezeptfrei" is the more common of the two: it sits at frequency rank #14,161 in our German list, against #30,264 for "Rezeptoren". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

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

  • Full dictionary entry for "rezeptfrei" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "Rezeptoren" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #1,386,602 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "rezeptfrei" and "Rezeptoren" also get mixed up with nearby pairs, the highest-scored neighbour is "Rezeptor vs Rezeptoren". 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 #1,386,602 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