As vs av, What's the Difference?

Which to use

“As” is a noun and “av” is an abbrev - they look or sound alike but fill different roles in a sentence.

#22
“As” frequency rank: #5,821
“av” frequency rank: 5843
confusion score

Side-by-Side Comparison

Feature	As	av
Definition	forma obsoleta de Ass	audiovisuel ("audiovisual"):

Letter map: As vs av

Shared letters muted; letters that set As and av apart highlighted. Shared run: 1.

2 ch

Grammar separator: As vs av

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: As is anoun and avanabbrev. On the page they differ by a single letter - s in “As” becomes v in “av”. Our composite confusion score for this pair is 5843, derived from the frequency rank of both members and their visual similarity.

As is recorded at frequency rank #22, classified as anoun, pronounced /as/. av is at rank #5,821, tagged as anabbrev.

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 5843, this pair ranks #68,703 of 75,631 scored Portuguese confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of As vs av

Shared letters: a. Private to "As": s. Private to "av": v.

"As" · 2 letters · shape VC · "av" · 2 letters · shape VC

Frequently Asked Questions

Is swapping "As" for "av" ever safe?

No - they are not even the same part of speech. "As" is a noun and "av" an abbrev, so a sentence built for one is usually ungrammatical with the other.

Which is more common, "As" or "av"?

"As" is the more common of the two: it sits at frequency rank #22 in our Portuguese list, against #5,821 for "av". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

What to do next

Done with this confusable. These links stay specific to "As" and "av".

Full dictionary entry for "As" with definition, IPA, and generated misspellings. Word entry
Full dictionary entry for "av" - compare definitions side by side with the headword page. Word entry
This pair ranks #68,703 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
"As" and "av" also get mixed up with nearby pairs, the highest-scored neighbour is "acs vs av". Nearby pair

Confusion rank #68,703 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.