ProfessorvsProfessorenTell them apart

Which to use

“Professor” and “Professoren” are a confusable German pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#1,566
“Professor” frequency rank
#8,766
“Professoren” frequency rank
10332
confusion score

Side-by-Side Comparison

Feature Professor Professoren
Definition Forscher und Lehrer an einer wissenschaftlichen Hochschule; Professoren können auch in leitenden Funktionen in Behörden mit Forschungseinrichtung oder außeruniversitären Forschungsorganisationen arbeiten Nominativ Plural des Substantivs Professor

Where the eye mixes Professor and Professoren

Muted = shared; highlighted = the visual trap. They share 9 letters in sequence. Professor runs 9 letters (CCVCVCCVC) against Professoren's 11 (CCVCVCCVCVC) - the length gap alone is often enough to separate them once you know to check it.

9 ch
Professor
11 ch
Professoren

Why the eye confuses Professor with Professoren

A purely visual mix-up. Professor ([pʁoˈfɛsoːɐ̯]) and Professoren ([pʁofɛˈsoːʁən]) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 2 extra letter(s) - “Professor” sits inside “Professoren”. Our composite confusion score for this pair is 10332, derived from the frequency rank of both members and their visual similarity.

Professor is recorded at frequency rank #1,566, classified as anoun, pronounced [pʁoˈfɛsoːɐ̯]. Professoren is at rank #8,766, tagged as anoun, pronounced [pʁofɛˈsoːʁən].

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 10332, this pair ranks #1,975,654 of 2,006,359 scored German confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of Professor vs Professoren

Shared letters: efoprs. Private to "Professor": -. Private to "Professoren": n.

"Professor" · 9 letters · shape CCVCVCCVC  ·  "Professoren" · 11 letters · shape CCVCVCCVCVC

Known mistypes of this pair

  • Professor ← porfessor · pprofessor · prfoessor · proefssor · profesor · profesosr · professorr · professro
  • Professoren ← porfessoren · pprofessoren · prfoessoren · proefssoren · profesoren · profesosren · professoern · professorenn

Frequently Asked Questions

Do "Professor" and "Professoren" mean the same thing in a sentence?
No. They are said differently ([pʁoˈfɛsoːɐ̯] versus [pʁofɛˈsoːʁən]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "Professor" vs "Professoren" - which ranks higher?
"Professor" is the more common of the two: it sits at frequency rank #1,566 in our German list, against #8,766 for "Professoren". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

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 "Professor" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "Professoren" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #1,975,654 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "Professor" and "Professoren" also get mixed up with nearby pairs, the highest-scored neighbour is "profession vs Professor". 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 #1,975,654 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