austrovsautoWhat's the difference?

Which to use

“austro” and “auto” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#28,450
“austro” frequency rank
#1,803
“auto” frequency rank
30253
confusion score

Side-by-Side Comparison

Feature austro auto
Definition Auster. Automobile.

Where the eye mixes austro and auto

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence.

6 ch
austro
4 ch
auto

Visual trap between austro and auto

A purely visual mix-up. austro (\aʊ.ˈstrɔ\) and auto (\o.to\) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 2 letter(s) in length. Our composite confusion score for this pair is 30253, derived from the frequency rank of both members and their visual similarity.

austro is recorded at frequency rank #28,450, classified as anoun, pronounced \aʊ.ˈstrɔ\. auto is at rank #1,803, tagged as anoun, pronounced \o.to\.

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 30253, this pair ranks #311,551 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of austro vs auto

Shared letters: aotu. Private to "austro": rs. Private to "auto": -.

"austro" · 6 letters · shape VVCCCV  ·  "auto" · 4 letters · shape VVCV

Known mistypes of this pair

  • austroasutro · ausrto · ausstro · austor · austrro · austtro · autsro · uastro
  • autoatuo · auot · autto · uato

Frequently Asked Questions

Is swapping "austro" for "auto" ever safe?
No. They are said differently (\aʊ.ˈstrɔ\ versus \o.to\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
In ordinary French text, does "austro" or "auto" show up more?
"auto" is the more common of the two: it sits at frequency rank #1,803 in our French list, against #28,450 for "austro". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

What to do next

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

  • Full dictionary entry for "austro" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "auto" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #311,551 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "austro" and "auto" also get mixed up with nearby pairs, the highest-scored neighbour is "astro vs austro". 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 #311,551 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