firevsFirmenWhat's the difference?

Quick tell: fire is a num, Firmen is a noun, so they fill different roles in a sentence.

Which to use

“fire” is a num and “Firmen” is a noun - they look or sound alike but fill different roles in a sentence.

#7,171
“fire” frequency rank
#1,882
“Firmen” frequency rank
9053
confusion score

Side-by-Side Comparison

Feature fire Firmen
Definition vier Nominativ Plural des Substantivs Firma

Where the eye mixes fire and Firmen

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence.

4 ch
fire
6 ch
Firmen

Visual trap between fire and Firmen

These two trip readers on the page rather than in the ear: fire is [ˈfiːɔ] while Firmen is [ˈfɪʁmən]. Spoken aloud the problem disappears. In writing it persists, because they differ by 2 letter(s) in length, and the parts of speech differ too (num vs noun), which is usually the fastest check. Our composite confusion score for this pair is 9053, derived from the frequency rank of both members and their visual similarity.

fire is recorded at frequency rank #7,171, classified as anum, pronounced [ˈfiːɔ]. Firmen is at rank #1,882, tagged as anoun, pronounced [ˈfɪʁmən].

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 9053, this pair ranks #1,981,645 of 2,006,359 scored German confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of fire vs Firmen

Shared letters: efir. Private to "fire": -. Private to "Firmen": mn.

"fire" · 4 letters · shape CVCV  ·  "Firmen" · 6 letters · shape CVCCVC

Known mistypes of this pair

  • fireffire · fier · firre · ifre
  • Firmenffirmen · fimren · firemn · firmenn · firmmen · firmne · firrmen · frimen

Frequently Asked Questions

Can "fire" and "Firmen" be used interchangeably?
No - they are not even the same part of speech. "fire" is a num and "Firmen" a noun, so a sentence built for one is usually ungrammatical with the other.
In ordinary German text, does "fire" or "Firmen" show up more?
"Firmen" is the more common of the two: it sits at frequency rank #1,882 in our German list, against #7,171 for "fire". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "fire" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "Firmen" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #1,981,645 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "fire" and "Firmen" also get mixed up with nearby pairs, the highest-scored neighbour is "fire vs friere". 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 #1,981,645 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