hartnäckigvshartnäckigenTell them apart

Which to use

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

#14,825
“hartnäckig” frequency rank
#41,230
“hartnäckigen” frequency rank
56055
confusion score

Side-by-Side Comparison

Feature hartnäckig hartnäckigen
Definition auf etwas eigensinnig, beharrlich, unnachgiebig bestehend Genitiv Singular Maskulinum der starken Deklination des Positivs des Adjektivs hartnäckig

Where the eye mixes hartnäckig and hartnäckigen

Muted = shared; highlighted = the visual trap. They share 10 letters in sequence. hartnäckig runs 10 letters (CVCCCVCCVC) against hartnäckigen's 12 (CVCCCVCCVCVC) - the length gap alone is often enough to separate them once you know to check it.

10 ch
hartnäckig
12 ch
hartnäckigen

Visual trap between hartnäckig and hartnäckigen

A purely visual mix-up. hartnäckig ([ˈhaʁtˌnɛkɪç]) and hartnäckigen ([ˈhaʁtˌnɛkɪɡn̩]) 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 2 extra letter(s) - “hartnäckig” sits inside “hartnäckigen”. Our composite confusion score for this pair is 56055, derived from the frequency rank of both members and their visual similarity.

hartnäckig is recorded at frequency rank #14,825, classified as anadj, pronounced [ˈhaʁtˌnɛkɪç]. hartnäckigen is at rank #41,230, tagged as anadj, pronounced [ˈhaʁtˌnɛkɪɡn̩].

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 56055, this pair ranks #955,372 of 2,006,359 scored German confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of hartnäckig vs hartnäckigen

Shared letters: acghiknrtä. Private to "hartnäckig": -. Private to "hartnäckigen": e.

"hartnäckig" · 10 letters · shape CVCCCVCCVC  ·  "hartnäckigen" · 12 letters · shape CVCCCVCCVCVC

Frequently Asked Questions

Can "hartnäckig" and "hartnäckigen" be used interchangeably?
No. They are said differently ([ˈhaʁtˌnɛkɪç] versus [ˈhaʁtˌnɛkɪɡn̩]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "hartnäckig" or "hartnäckigen"?
"hartnäckig" is the more common of the two: it sits at frequency rank #14,825 in our German list, against #41,230 for "hartnäckigen". 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 "hartnäckig" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "hartnäckigen" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #955,372 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "hartnäckig" and "hartnäckigen" also get mixed up with nearby pairs, the highest-scored neighbour is "hartnäckige vs hartnäckigen". Nearby pair

Confusion rank #955,372 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