auf

\aʊ̯f\

/\aʊ̯f\/ prep

The verdict

“auf” sits in 20 confusable pairs (corpus #25,894) as a preposition. The look-alike neighbours are the real trap.

#25,894
frequency rank, French
6,727
“A” headwords
20
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Sur, avec notion d'immobilité.

Corpus desk

Index FR-auf · auf · French

auf · rank #25,894 · 0 variants · 20 confusables

  • FREQ-MID #25,894
  • LEN-MID 3 letters
  • VOW-2 2 vowels
  • CONFUS-HIGH 20 pairs
  • VAR-0 0 variants
  • BOOK-DENSE 6,727
  • PHOTO-FINISH asymétrique

Nearest frequency peer: asymétrique (-1 rank slots)

Desk codes from Wiktionary headword shape, FrequencyWords rank tier, confusable-pair count, generated misspelling depth, letter-cohort book size, and photo-finish peer. Not a difficulty grade.

Voisins de fréquence du confusable « auf »

Pairs de poids proche dans le corpus, séparés des confusables ci-dessous

corpus weight

What this shows Les barres placent « auf » face aux lemmes français les plus proches par rang, pas un reprint du bureau des confusables.

Source FrequencyWords open word-frequency list As of September 3, 2026

Visual similarity to commonly confused words

How many letter changes separate each confused pair (Levenshtein distance, normalized).

auf vs av
33% similar
auf vs az
33% similar
auf vs aw
33% similar

Source: PlainSpell confusable corpus (Wiktionary, CC BY-SA).

Key facts for auf
PropertyValue
Headwordauf
LanguageFrench
Part of speechPreposition
IPA\aʊ̯f\
Letters3
Frequency rank#25,894
Misspellings tracked0
Confusable pairs20
SourceWiktionary (kaikki.org)

Rang de corpus près des confusables de « auf »

De gauche à droite: le peu qui porte la parole quotidienne, puis la longue queue quasi invisible.aufse place ici:

#1#100#1K#10K#100K
← used constantlyrarely used →

Les tics avancent en logarithme; chacun est de l'ordre de dix fois plus rare. Dans la même bande de rareté figurent « asymétrique » (#25,893), « aurora » (#25,895), « avides » (#25,896). Parmi 6,727 lemmes en « A », « auf » est au #25,894. Source: FrequencyWords open word-frequency list.

Easy to mix with look-alikes

The spelling risk for auf is neighbouring look-alikes ("av", "az", …), not just typos; it is apreposition pronounced \aʊ̯f\. Frequency #25,894 among 6,727 “A” headwords. 9 recorded senses keep meaning in play.

auf has no tracked misspelling variants, suggesting the orthography follows predictable French patterns. It also participates in 20 confusable-pair relationships, "av", "az", "aw", and more, where similar look or sound leads writers to substitute one word for another in context.

This entry carries no recorded etymology, so spelling patterns must be inferred from the word's phoneme-to-grapheme mapping rather than from a documented borrowing chain. The correct French form is auf, spelled A-U-F.

Definition

  1. 1
    Sur, avec notion d'immobilité.
  2. 2
    Sur, en cas de mouvement.
  3. 3
    Sur, à, en, en parlant d’une île.
  4. 4
    À (un évènement, une activité).
  5. 5
    En, en parlant d’une langue.
  6. 6
    Par, pour.
  7. 7
    auf ... hin: Concernant, relativement à.
  8. 8
    auf ... zu: Vers, en direction de.
  9. 9
    Sur, à l'occasion de.

Recorded use

Wiktionary examples

These source excerpts show how auf appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.

  1. Er ist auf dem Tisch.
  2. Das Buch liegt auf dem Tisch.

Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA); frequency ordering uses the FrequencyWords open word-frequency list (2018 French corpus, MIT). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "auf"?
"auf" is spelled A-U-F. The IPA pronunciation is \aʊ̯f\.
What does "auf" mean?
As a preposition, "auf" means: Sur, avec notion d'immobilité.
What words are commonly confused with "auf"?
"auf" is commonly confused with "av", "az", "aw". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "auf"?
The IPA (International Phonetic Alphabet) transcription for "auf" is \aʊ̯f\. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "auf" come from?
"auf" is a French word. You can look up definitions, pronunciations, and spelling data for this and other words across English, Spanish, Portuguese, French, and German on PlainSpell.
Is PlainSpell free to use?
Yes, PlainSpell is a completely free word reference. You can look up definitions, pronunciations, confusable pairs, homophones, and spelling corrections across 5 languages without any sign-up or subscription.

Similar French words by spelling shape

Same letter count and similar misspelling depth for "auf", not the corpus desk frequency band.

Same letter count

Frequency-ranked French headwords with 3 letters (nearest by frequency rank).

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list