flatvsFlohConfusable pair

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

Which to use

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

#12,913
“flat” frequency rank
#12,914
“Floh” frequency rank
25827
confusion score

Side-by-Side Comparison

Feature flat Floh
Definition flach flügelloses Insekt mit flachem Körper, langen Sprungbeinen und Mundwerkzeugen zum Blutsaugen

Where the eye mixes flat and Floh

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

4 ch
flat
4 ch
Floh

Visual trap between flat and Floh

These two trip readers on the page rather than in the ear: flat is [flæt] while Floh is [floː]. 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 25827, 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]. Floh is at rank #12,914, tagged as anoun, pronounced [floː].

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 25827, this pair ranks #1,827,384 of 2,006,359 scored German confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of flat vs Floh

Shared letters: fl. Private to "flat": at. Private to "Floh": ho.

"flat" · 4 letters · shape CCVC  ·  "Floh" · 4 letters · shape CCVC

Known mistypes of this pair

  • flatfalt · fflat · flatt · fllat · flta · lfat
  • Flohffloh · flho · flloh · flohh · folh · lfoh

Frequently Asked Questions

Can "flat" and "Floh" be used interchangeably?
No - they are not even the same part of speech. "flat" is an adjective and "Floh" a noun, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "flat" vs "Floh" - which ranks higher?
"flat" is the more common of the two: it sits at frequency rank #12,913 in our German list, against #12,914 for "Floh". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

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

  • Full dictionary entry for "flat" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "Floh" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #1,827,384 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "flat" and "Floh" 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 #1,827,384 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