Which to use
“füllen” is a verb and “Füllung” is a noun - they look or sound alike but fill different roles in a sentence.
- #5,171
- “füllen” frequency rank
- #16,156
- “Füllung” frequency rank
- 21327
- confusion score
Side-by-Side Comparison
| Feature | füllen | Füllung |
|---|---|---|
| Definition | einen Behälter voll machen, eine Aushöhlung stopfen | Vorgang, Prozess des Hineingebens, Befüllens, Auffüllens |
Where the eye mixes füllen and Füllung
Muted = shared; highlighted = the visual trap. They share 5 letters in sequence.
Visual trap between füllen and Füllung
These two trip readers on the page rather than in the ear: füllen is [ˈfʏlən] while Füllung is [ˈfʏlʊŋ]. 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 (verb vs noun), which is usually the fastest check. Our composite confusion score for this pair is 21327, derived from the frequency rank of both members and their visual similarity.
füllen is recorded at frequency rank #5,171, classified as averb, pronounced [ˈfʏlən]. Füllung is at rank #16,156, tagged as anoun, pronounced [ˈfʏlʊŋ].
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 21327, this pair ranks #1,887,583 of 2,006,359 scored German confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of füllen vs Füllung
Shared letters: flnü. Private to "füllen": e. Private to "Füllung": gu.
"füllen" · 6 letters · shape CVCCVC · "Füllung" · 7 letters · shape CVCCVCC
Frequently Asked Questions
Can "füllen" and "Füllung" be used interchangeably?
Frequency check: "füllen" vs "Füllung" - which ranks higher?
Useful next steps
Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.
- Full dictionary entry for "füllen" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "Füllung" - compare definitions side by side with the headword page. Word entry
- This pair ranks #1,887,583 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
- "füllen" and "Füllung" also get mixed up with nearby pairs, the highest-scored neighbour is "falling vs Füllung". Nearby pair
Confusion rank #1,887,583 of 2,006,359 scored German pairs, corpus vintage 2026-09-03, not spelling advice.