PlanckvsplanstWhich spelling fits?

Quick tell: Planck is a name, planst is a verb, so they fill different roles in a sentence.

Which to use

“Planck” is a name and “planst” is a verb - they look or sound alike but fill different roles in a sentence.

#15,968
“Planck” frequency rank
#40,139
“planst” frequency rank
56107
confusion score

Side-by-Side Comparison

Feature Planck planst
Definition deutscher Nachname, Familienname 2. Person Singular Indikativ Präsens Aktiv des Verbs planen

Letter map: Planck vs planst

Shared letters muted; letters that set Planck and planst apart highlighted. Shared run: 4.

6 ch
Planck
6 ch
planst

Grammar separator: Planck vs planst

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: Planck is aname and planstaverb. On the page they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 56107, derived from the frequency rank of both members and their visual similarity.

Planck is recorded at frequency rank #15,968, classified as aname, pronounced […]. planst is at rank #40,139, tagged as averb, pronounced [plaːnst].

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 56107, this pair ranks #953,228 of 2,006,359 scored German confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of Planck vs planst

Shared letters: alnp. Private to "Planck": ck. Private to "planst": st.

"Planck" · 6 letters · shape CCVCCC  ·  "planst" · 6 letters · shape CCVCCC

Known mistypes of this pair

  • Plancklpanck · palnck · placnk · plancck · planckk · plankc · plannck · pllanck
  • planstlpanst · palnst · plannst · plansst · planstt · plasnt · pllanst · plnast

Frequently Asked Questions

Is swapping "Planck" for "planst" ever safe?
No - they are not even the same part of speech. "Planck" is a name and "planst" a verb, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "Planck" vs "planst" - which ranks higher?
"Planck" is the more common of the two: it sits at frequency rank #15,968 in our German list, against #40,139 for "planst". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

You've compared "Planck" and "planst". Here's where to go from here.

  • Full dictionary entry for "Planck" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "planst" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #953,228 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "Planck" and "planst" also get mixed up with nearby pairs, the highest-scored neighbour is "planst vs plants". 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 #953,228 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