flatvsFrauTell them apart

Quick tell: flat is a adjective, Frau is a noun, so they fill different roles in a sentence.

Which to use

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

#12,913
“flat” frequency rank
#205
“Frau” frequency rank
13118
confusion score

Side-by-Side Comparison

Feature flat Frau
Definition flach erwachsener, weiblicher Mensch

Where the eye mixes flat and Frau

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.

4 ch
flat
4 ch
Frau

Look-alike desk: flat vs Frau

These two trip readers on the page rather than in the ear: flat is [flæt] while Frau is [fʁaʊ̯]. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (adjective vs noun), which is usually the fastest check. Our composite confusion score for this pair is 13118, derived from the frequency rank of both members and their visual similarity.

flat is recorded at frequency rank #12,913, classified as anadj, pronounced [flæt]. Frau is at rank #205, tagged as anoun, pronounced [fʁaʊ̯].

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 13118, this pair ranks #1,960,001 of 2,006,359 scored German confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of flat vs Frau

Shared letters: af. Private to "flat": lt. Private to "Frau": ru.

"flat" · 4 letters · shape CCVC  ·  "Frau" · 4 letters · shape CCVV

Known mistypes of this pair

  • flatfalt · fflat · flatt · fllat · flta · lfat
  • Fraufaru · ffrau · frrau · frua · rfau

Frequently Asked Questions

Is swapping "flat" for "Frau" ever safe?
No - they are not even the same part of speech. "flat" is an adjective and "Frau" a noun, so a sentence built for one is usually ungrammatical with the other.
In ordinary German text, does "flat" or "Frau" show up more?
"Frau" is the more common of the two: it sits at frequency rank #205 in our German list, against #12,913 for "flat". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

After this comparison

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

  • Full dictionary entry for "flat" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "Frau" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #1,960,001 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "flat" and "Frau" also get mixed up with nearby pairs, the highest-scored neighbour is "fist vs flat". 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 #1,960,001 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