PLZvsppmWhich spelling fits?

Which to use

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

#15,721
“PLZ” frequency rank
#40,761
“ppm” frequency rank
56482
confusion score

Side-by-Side Comparison

Feature PLZ ppm
Definition Postleitzahl Mengeneinheit/Quotient, die die Konzentration eines Stoffs in einem anderen Stoff angibt; für Englisch parts per million, für Anzahl Teilchen in einer Million Teilchen; 1 ppm = 0,001 ‰ = 0,0001 %; Veranschaulichung: 1 ppm = etwa 5 Wassertropfen (á 0,05 ml) auf eine Badewanne mit Wasser (á 250 l)

Letter map: PLZ vs ppm

Shared letters muted; letters that set PLZ and ppm apart highlighted. Shared run: 1.

3 ch
PLZ
3 ch
ppm

Corpus notes: PLZ and ppm

PLZ and ppm 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 share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 56482, derived from the frequency rank of both members and their visual similarity.

PLZ is recorded at frequency rank #15,721, classified as anabbrev. ppm is at rank #40,761, tagged as anabbrev, pronounced [peːpeːˈʔɛm].

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 56482, this pair ranks #938,428 of 2,006,359 scored German confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of PLZ vs ppm

Shared letters: p. Private to "PLZ": lz. Private to "ppm": m.

"PLZ" · 3 letters · shape CCC  ·  "ppm" · 3 letters · shape CCC

Frequently Asked Questions

Can "PLZ" and "ppm" be used interchangeably?
No. They share most of their letters but differ in 2 positions, but the dictionary glosses above give them different meanings, so swapping one for the other changes what the sentence says.
Frequency check: "PLZ" vs "ppm" - which ranks higher?
"PLZ" is the more common of the two: it sits at frequency rank #15,721 in our German list, against #40,761 for "ppm". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

You've compared "PLZ" and "ppm". Here's where to go from here.

  • Full dictionary entry for "PLZ" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "ppm" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #938,428 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "PLZ" and "ppm" also get mixed up with nearby pairs, the highest-scored neighbour is "PMS vs ppm". Nearby pair

Confusion rank #938,428 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