auffallendvsauffüllenTell them apart

Quick tell: auffallend is a adjective, auffüllen is a verb, so they fill different roles in a sentence.

Which to use

“auffallend” is an adjective and “auffüllen” is a verb - they look or sound alike but fill different roles in a sentence.

#13,767
“auffallend” frequency rank
#26,306
“auffüllen” frequency rank
40073
confusion score

Side-by-Side Comparison

Feature auffallend auffüllen
Definition Aufsehen erregend ein (leeres) Behältnis (erneut) mit einer bestimmten Substanz voll machen

Where the eye mixes auffallend and auffüllen

Muted = shared; highlighted = the visual trap. They share 8 letters in sequence. auffallend runs 10 letters (VVCCVCCVCC) against auffüllen's 9 (VVCCVCCVC) - the length gap alone is often enough to separate them once you know to check it.

10 ch
auffallend
9 ch
auffüllen

Look-alike desk: auffallend vs auffüllen

These two trip readers on the page rather than in the ear: auffallend is [ˈaʊ̯fˌfalənt] while auffüllen is [ˈaʊ̯fˌfʏlən]. 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 40073, derived from the frequency rank of both members and their visual similarity.

auffallend is recorded at frequency rank #13,767, classified as anadj, pronounced [ˈaʊ̯fˌfalənt]. auffüllen is at rank #26,306, tagged as averb, pronounced [ˈaʊ̯fˌfʏlən].

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 40073, this pair ranks #1,518,814 of 2,006,359 scored German confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of auffallend vs auffüllen

Shared letters: aeflnu. Private to "auffallend": d. Private to "auffüllen": ü.

"auffallend" · 10 letters · shape VVCCVCCVCC  ·  "auffüllen" · 9 letters · shape VVCCVCCVC

Known mistypes of this pair

  • auffallend ← afufallend · aufafllend · aufallend · auffalelnd · auffalend · auffalledn · auffallendd · auffallennd

Frequently Asked Questions

Is swapping "auffallend" for "auffüllen" ever safe?
No - they are not even the same part of speech. "auffallend" is an adjective and "auffüllen" a verb, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "auffallend" or "auffüllen"?
"auffallend" is the more common of the two: it sits at frequency rank #13,767 in our German list, against #26,306 for "auffüllen". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "auffallend" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "auffüllen" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #1,518,814 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "auffallend" and "auffüllen" also get mixed up with nearby pairs, the highest-scored neighbour is "aufführen vs auffüllen". 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 #1,518,814 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