As vs ash, What's the Difference?

Which to use

“As” and “ash” are a confusable Portuguese pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#22
“As” frequency rank: #11,803
“ash” frequency rank: 11825
confusion score

Side-by-Side Comparison

Feature	As	ash
Definition	forma obsoleta de Ass	cinza

Where the eye mixes As and ash

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.

2 ch

3 ch

ash

Look-alike desk: As vs ash

A purely visual mix-up. As (/as/) and ash (/æʃ/) 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 1 extra letter(s) - “As” sits inside “ash”. Our composite confusion score for this pair is 11825, derived from the frequency rank of both members and their visual similarity.

As is recorded at frequency rank #22, classified as anoun, pronounced /as/. ash is at rank #11,803, tagged as anoun, pronounced /æʃ/.

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 11825, this pair ranks #60,937 of 75,631 scored Portuguese confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of As vs ash

Shared letters: as. Private to "As": -. Private to "ash": h.

"As" · 2 letters · shape VC · "ash" · 3 letters · shape VCC

Frequently Asked Questions

Can "As" and "ash" be used interchangeably?

No. They are said differently (/as/ versus /æʃ/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.

In ordinary Portuguese text, does "As" or "ash" show up more?

"As" is the more common of the two: it sits at frequency rank #22 in our Portuguese list, against #11,803 for "ash". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

After this comparison

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

Full dictionary entry for "As" with definition, IPA, and generated misspellings. Word entry
Full dictionary entry for "ash" - compare definitions side by side with the headword page. Word entry
This pair ranks #60,937 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
"As" and "ash" also get mixed up with nearby pairs, the highest-scored neighbour is "acs vs ash". Nearby pair

Confusion rank #60,937 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.