Which to use
“auf” is a preposition and “aufs” is an abbrev - they look or sound alike but fill different roles in a sentence.
- #15
- “auf” frequency rank
- #1,005
- “aufs” frequency rank
- 1020
- confusion score
Side-by-Side Comparison
| Feature | auf | aufs |
|---|---|---|
| Definition | an der Oberseite von etwas | auf das |
Where the spellings diverge
Shared letters are muted; the letters that actually set auf and aufs apart are highlighted. They share 3 letters in sequence, which is exactly why the eye skips the difference.
Spelling & Dictionary Insight
auf and aufs form a confusable pair in the German index, two distinct headwords that are easily confused because they look alike, sound alike, or both. They differ by 1 extra letter(s) - “auf” sits inside “aufs” - close enough that the eye skips over the difference, far enough that meaning fully diverges. Our composite confusion score for this pair is 1020, derived from the frequency rank of both members and their visual similarity.
auf is recorded at frequency rank #15, classified as aprep, pronounced [aʊ̯f]. aufs is at rank #1,005, tagged as anabbrev, pronounced [aʊ̯fs].
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 1020, this pair ranks #2,005,013 of 2,006,359 scored German confusable pairs - a relatively easy-to-tell-apart pair.
Frequency comparison
Frequently Asked Questions
Can "auf" and "aufs" be used interchangeably?
Remembering auf vs aufs
The fastest way to pick the right one every time.
- Check the role first: if you need a preposition, it's “auf”; for an abbrev, it's “aufs”.
- See each word in full, definition, IPA, etymology and its other confusables. Full “auf” entry
- Browse more pairs most likely to be confused. Most confusable