mysteryvsperiodWhich spelling fits?

Which to use

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

#17,368
“mystery” frequency rank
#40,749
“period” frequency rank
58117
confusion score

Side-by-Side Comparison

Feature mystery period
Definition Geheimnis, Mysterium Periode, Zeitraum

Letter map: mystery vs period

Shared letters muted; letters that set mystery and period apart highlighted. Shared run: 2. mystery runs 7 letters (CVCCVCV) against period's 6 (CVCVVC) - the length gap alone is often enough to separate them once you know to check it.

7 ch
mystery
6 ch
period

Spelling & dictionary notes on mystery vs period

mystery and period are indexed as a confusable German pair. We have no recorded pronunciation or part of speech for both members, so the spelling overlap is what we can show you: they differ by 1 letter(s) in length. Our composite confusion score for this pair is 58117, derived from the frequency rank of both members and their visual similarity.

mystery is recorded at frequency rank #17,368, classified as anoun, pronounced […]. period is at rank #40,749, tagged as anoun, pronounced […].

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 58117, this pair ranks #875,176 of 2,006,359 scored German confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of mystery vs period

Shared letters: er. Private to "mystery": msty. Private to "period": diop.

"mystery" · 7 letters · shape CVCCVCV  ·  "period" · 6 letters · shape CVCVVC

Known mistypes of this pair

  • mystery ← mmystery · msytery · mysetry · mysstery · mysterry · mysteryy · mysteyr · mystrey
  • period ← epriod · peirod · perido · periodd · peroid · perriod · pperiod · preiod

Frequently Asked Questions

Can "mystery" and "period" be used interchangeably?
No. They differ by 1 letter(s) in length, but the dictionary glosses above give them different meanings, so swapping one for the other changes what the sentence says.
Frequency check: "mystery" vs "period" - which ranks higher?
"mystery" is the more common of the two: it sits at frequency rank #17,368 in our German list, against #40,749 for "period". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Done with this confusable. These links stay specific to "mystery" and "period".

  • Full dictionary entry for "mystery" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "period" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #875,176 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "mystery" and "period" also get mixed up with nearby pairs, the highest-scored neighbour is "period vs puzzles". 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 #875,176 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