EisenerzvseisernerWhich spelling fits?

Quick tell: Eisenerz is a noun, eiserner is an adjective, so they fill different roles in a sentence.

Which to use

“Eisenerz” is a noun and “eiserner” is an adjective - they look or sound alike but fill different roles in a sentence.

#46,601
“Eisenerz” frequency rank
#43,133
“eiserner” frequency rank
89734
confusion score

Side-by-Side Comparison

Feature Eisenerz eiserner
Definition vor allem Eisen enthaltendes Gestein oder Mineralgemenge Nominativ Singular Maskulinum der starken Flexion des Adjektivs eisern

Where the eye mixes Eisenerz and eiserner

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

8 ch
Eisenerz
8 ch
eiserner

Look-alike desk: Eisenerz vs eiserner

These two trip readers on the page rather than in the ear: Eisenerz is [ˈaɪ̯zn̩ˌʔeːɐ̯t͡s] while eiserner is [ˈaɪ̯zɐnɐ]. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 4 positions, and the parts of speech differ too (noun vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 89734, derived from the frequency rank of both members and their visual similarity.

Eisenerz is recorded at frequency rank #46,601, classified as anoun, pronounced [ˈaɪ̯zn̩ˌʔeːɐ̯t͡s]. eiserner is at rank #43,133, tagged as anadj, pronounced [ˈaɪ̯zɐnɐ].

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 89734, this pair ranks #54,157 of 2,006,359 scored German confusable pairs - among the most confusable pairs.

Orthographic DNA of Eisenerz vs eiserner

Shared letters: einrs. Private to "Eisenerz": z. Private to "eiserner": -.

"Eisenerz" · 8 letters · shape VVCVCVCC  ·  "eiserner" · 8 letters · shape VVCVCCVC

Known mistypes of this pair

  • Eisenerzeiesnerz · eiseenrz · eisenerrz · eisenerzz · eisenezr · eisennerz · eisenrez · eisneerz
  • eisernereiesrner · eisenrer · eiserenr · eisernerr · eisernner · eisernre · eiserrner · eisrener

Frequently Asked Questions

Is swapping "Eisenerz" for "eiserner" ever safe?
No - they are not even the same part of speech. "Eisenerz" is a noun and "eiserner" an adjective, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "Eisenerz" vs "eiserner" - which ranks higher?
"eiserner" is the more common of the two: it sits at frequency rank #43,133 in our German list, against #46,601 for "Eisenerz". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

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

  • Full dictionary entry for "Eisenerz" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "eiserner" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #54,157 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "Eisenerz" and "eiserner" also get mixed up with nearby pairs, the highest-scored neighbour is "eisern vs eiserner". 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 #54,157 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