arfvsautWhich spelling fits?

Quick tell: arf is a intj, aut is a conjunction, so they fill different roles in a sentence.

Which to use

“arf” is an intj and “aut” is a conjunction - they look or sound alike but fill different roles in a sentence.

#24,862
“arf” frequency rank
#20,365
“aut” frequency rank
45227
confusion score

Side-by-Side Comparison

Feature arf aut
Definition Hé ! Ou exclusif.

Where the eye mixes arf and aut

Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.

3 ch
arf
3 ch
aut

Visual trap between arf and aut

These two trip readers on the page rather than in the ear: arf is \aʁf\ while aut is \ˈau̯t\. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (intj vs conjunction), which is usually the fastest check. Our composite confusion score for this pair is 45227, derived from the frequency rank of both members and their visual similarity.

arf is recorded at frequency rank #24,862, classified as anintj, pronounced \aʁf\. aut is at rank #20,365, tagged as aconj, pronounced \ˈau̯t\.

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 45227, this pair ranks #204,373 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of arf vs aut

Shared letters: a. Private to "arf": fr. Private to "aut": tu.

"arf" · 3 letters · shape VCC  ·  "aut" · 3 letters · shape VVC

Frequently Asked Questions

Is swapping "arf" for "aut" ever safe?
No - they are not even the same part of speech. "arf" is an intj and "aut" a conjunction, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "arf" vs "aut" - which ranks higher?
"aut" is the more common of the two: it sits at frequency rank #20,365 in our French list, against #24,862 for "arf". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Eye-level mix-up between "arf" and "aut" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "arf" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "aut" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #204,373 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "arf" and "aut" also get mixed up with nearby pairs, the highest-scored neighbour is "arf vs aur". Nearby pair

Confusion rank #204,373 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list