Which to use
“fiesen” is an adjective and “fliegen” is a verb - they look or sound alike but fill different roles in a sentence.
- #28,190
- “fiesen” frequency rank
- #1,845
- “fliegen” frequency rank
- 30035
- confusion score
Side-by-Side Comparison
| Feature | fiesen | fliegen |
|---|---|---|
| Definition | Genitiv Singular Maskulinum der starken Deklination des Positivs des Adjektivs fies | sich ohne Bodenkontakt in der Luft, im freien Raum fortbewegen (mithilfe von Flügeln, eines Antriebs, eines Flugzeugs oder Ähnlichem) |
Where the eye mixes fiesen and fliegen
Muted = shared; highlighted = the visual trap. They share 5 letters in sequence. fiesen runs 6 letters (CVVCVC) against fliegen's 7 (CCVVCVC) - the length gap alone is often enough to separate them once you know to check it.
Why the eye confuses fiesen with fliegen
These two trip readers on the page rather than in the ear: fiesen is [ˈfiːzn̩] while fliegen is [ˈfliːɡn̩]. 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 (adjective vs verb), which is usually the fastest check. Our composite confusion score for this pair is 30035, derived from the frequency rank of both members and their visual similarity.
fiesen is recorded at frequency rank #28,190, classified as anadj, pronounced [ˈfiːzn̩]. fliegen is at rank #1,845, tagged as averb, pronounced [ˈfliːɡn̩].
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 30035, this pair ranks #1,755,650 of 2,006,359 scored German confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of fiesen vs fliegen
Shared letters: efin. Private to "fiesen": s. Private to "fliegen": gl.
"fiesen" · 6 letters · shape CVVCVC · "fliegen" · 7 letters · shape CCVVCVC
Known mistypes of this pair
Frequently Asked Questions
Can "fiesen" and "fliegen" be used interchangeably?
In ordinary German text, does "fiesen" or "fliegen" show up more?
Useful next steps
Eye-level mix-up between "fiesen" and "fliegen" is sorted above. Next: full entries or other pairs that share a letter shape.
- Full dictionary entry for "fiesen" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "fliegen" - compare definitions side by side with the headword page. Word entry
- This pair ranks #1,755,650 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
- "fiesen" and "fliegen" also get mixed up with nearby pairs, the highest-scored neighbour is "fiesen vs Friese". 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 #1,755,650 of 2,006,359 scored German pairs, corpus vintage 2026-09-03, not spelling advice.