erkranktvserkranktenWhich spelling fits?

Quick tell: erkrankt is a verb, erkrankten is an adjective, so they fill different roles in a sentence.

Which to use

“erkrankt” is a verb and “erkrankten” is an adjective - they look or sound alike but fill different roles in a sentence.

#12,274
“erkrankt” frequency rank
#12,902
“erkrankten” frequency rank
25176
confusion score

Side-by-Side Comparison

Feature erkrankt erkrankten
Definition 2. Person Plural Imperativ Präsens Aktiv des Verbs erkranken Genitiv Singular Maskulinum der starken Flexion des Positivs des Adjektivs erkrankt

Where the eye mixes erkrankt and erkrankten

Muted = shared; highlighted = the visual trap. They share 8 letters in sequence. erkrankt runs 8 letters (VCCCVCCC) against erkrankten's 10 (VCCCVCCCVC) - the length gap alone is often enough to separate them once you know to check it.

8 ch
erkrankt
10 ch
erkrankten

Visual trap between erkrankt and erkrankten

These two trip readers on the page rather than in the ear: erkrankt is [ɛɐ̯ˈkʁaŋkt] while erkrankten is [ɛɐ̯ˈkʁaŋktn̩]. Spoken aloud the problem disappears. In writing it persists, because they differ by 2 extra letter(s) - “erkrankt” sits inside “erkrankten”, and the parts of speech differ too (verb vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 25176, derived from the frequency rank of both members and their visual similarity.

erkrankt is recorded at frequency rank #12,274, classified as averb, pronounced [ɛɐ̯ˈkʁaŋkt]. erkrankten is at rank #12,902, tagged as anadj, pronounced [ɛɐ̯ˈkʁaŋktn̩].

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 25176, this pair ranks #1,837,085 of 2,006,359 scored German confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of erkrankt vs erkrankten

Shared letters: aeknrt. Private to "erkrankt": -. Private to "erkrankten": -.

"erkrankt" · 8 letters · shape VCCCVCCC  ·  "erkrankten" · 10 letters · shape VCCCVCCCVC

Known mistypes of this pair

  • erkrankt ← ekrrankt · erkarnkt · erkkrankt · erkraknt · erkrankkt · erkranktt · erkrannkt · erkrantk
  • erkrankten ← ekrrankten · erkarnkten · erkkrankten · erkraknten · erkranketn · erkrankkten · erkranktenn · erkranktne

Frequently Asked Questions

Is swapping "erkrankt" for "erkrankten" ever safe?
No - they are not even the same part of speech. "erkrankt" is a verb and "erkrankten" an adjective, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "erkrankt" vs "erkrankten" - which ranks higher?
"erkrankt" is the more common of the two: it sits at frequency rank #12,274 in our German list, against #12,902 for "erkrankten". 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 "erkrankt" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "erkrankten" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #1,837,085 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "erkrankt" and "erkrankten" also get mixed up with nearby pairs, the highest-scored neighbour is "erkrankten vs ertränken". 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 #1,837,085 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