festigenvsFestungenWhich spelling fits?

Quick tell: festigen is a verb, Festungen is a noun, so they fill different roles in a sentence.

Which to use

“festigen” is a verb and “Festungen” is a noun - they look or sound alike but fill different roles in a sentence.

#20,917
“festigen” frequency rank
#31,542
“Festungen” frequency rank
52459
confusion score

Side-by-Side Comparison

Feature festigen Festungen
Definition etwas fester, sicherer machen Nominativ Plural des Substantivs Festung

Where the eye mixes festigen and Festungen

Muted = shared; highlighted = the visual trap. They share 7 letters in sequence.

8 ch
festigen
9 ch
Festungen

Visual trap between festigen and Festungen

These two trip readers on the page rather than in the ear: festigen is [ˈfɛstɪɡn̩] while Festungen is [ˈfɛstʊŋən]. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (verb vs noun), which is usually the fastest check. Our composite confusion score for this pair is 52459, derived from the frequency rank of both members and their visual similarity.

festigen is recorded at frequency rank #20,917, classified as averb, pronounced [ˈfɛstɪɡn̩]. Festungen is at rank #31,542, tagged as anoun, pronounced [ˈfɛstʊŋən].

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 52459, this pair ranks #1,096,070 of 2,006,359 scored German confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of festigen vs Festungen

Shared letters: efgnst. Private to "festigen": i. Private to "Festungen": u.

"festigen" · 8 letters · shape CVCCVCVC  ·  "Festungen" · 9 letters · shape CVCCVCCVC

Known mistypes of this pair

  • festigenefstigen · fesitgen · fesstigen · festgien · festiegn · festigenn · festiggen · festigne
  • Festungenefstungen · fesstungen · festnugen · festtungen · festugnen · festunegn · festungenn · festunggen

Frequently Asked Questions

Can "festigen" and "Festungen" be used interchangeably?
No - they are not even the same part of speech. "festigen" is a verb and "Festungen" a noun, so a sentence built for one is usually ungrammatical with the other.
In ordinary German text, does "festigen" or "Festungen" show up more?
"festigen" is the more common of the two: it sits at frequency rank #20,917 in our German list, against #31,542 for "Festungen". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Eye-level mix-up between "festigen" and "Festungen" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "festigen" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "Festungen" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #1,096,070 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "festigen" and "Festungen" also get mixed up with nearby pairs, the highest-scored neighbour is "festigen vs feurigen". 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 #1,096,070 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