PromovsProtonWhich spelling fits?

Which to use

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

#23,667
“Promo” frequency rank
#46,926
“Proton” frequency rank
70593
confusion score

Side-by-Side Comparison

Feature Promo Proton
Definition Werbung für eine oder mehrere Personen beziehungsweise Marken einfach positiv geladenes Nukleon (ein Baustein des Atomkerns), bestehend aus einem Down- und zwei Up-Quarks

Where the eye mixes Promo and Proton

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence. Promo runs 5 letters (CCVCV) against Proton's 6 (CCVCVC) - the length gap alone is often enough to separate them once you know to check it.

5 ch
Promo
6 ch
Proton

Visual trap between Promo and Proton

A purely visual mix-up. Promo ([ˈpʁoːmo]) and Proton ([ˈpʁoːtɔn]) 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 1 letter(s) in length. Our composite confusion score for this pair is 70593, derived from the frequency rank of both members and their visual similarity.

Promo is recorded at frequency rank #23,667, classified as anoun, pronounced [ˈpʁoːmo]. Proton is at rank #46,926, tagged as anoun, pronounced [ˈpʁoːtɔn].

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 70593, this pair ranks #441,597 of 2,006,359 scored German confusable pairs - among the most confusable pairs.

Orthographic DNA of Promo vs Proton

Shared letters: opr. Private to "Promo": m. Private to "Proton": nt.

"Promo" · 5 letters · shape CCVCV  ·  "Proton" · 6 letters · shape CCVCVC

Known mistypes of this pair

  • Promo ← pormo · ppromo · prmoo · prommo · proom · prromo · rpomo
  • Proton ← porton · pproton · prootn · protno · protonn · protton · prroton · prtoon

Frequently Asked Questions

Can "Promo" and "Proton" be used interchangeably?
No. They are said differently ([ˈpʁoːmo] versus [ˈpʁoːtɔn]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "Promo" vs "Proton" - which ranks higher?
"Promo" is the more common of the two: it sits at frequency rank #23,667 in our German list, against #46,926 for "Proton". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

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

  • Full dictionary entry for "Promo" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "Proton" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #441,597 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "Promo" and "Proton" also get mixed up with nearby pairs, the highest-scored neighbour is "propos vs Proton". 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 #441,597 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