ado vs an, What's the Difference?

Which to use

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

#31,628
“ado” frequency rank: #2,817
“an” frequency rank: 34445
confusion score

Side-by-Side Comparison

Feature	ado	an
Definition	a fazer	ligado, aceso:

Letter map: ado vs an

Shared letters muted; letters that set ado and an apart highlighted. Shared run: 1.

3 ch

ado

2 ch

Grammar separator: ado vs an

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: ado is anoun and ananadverb. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 34445, derived from the frequency rank of both members and their visual similarity.

ado is recorded at frequency rank #31,628, classified as anoun. an is at rank #2,817, tagged as anadv, pronounced /an/.

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 34445, this pair ranks #32,815 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of ado vs an

Shared letters: a. Private to "ado": do. Private to "an": n.

"ado" · 3 letters · shape VCV · "an" · 2 letters · shape VC

Frequently Asked Questions

Can "ado" and "an" be used interchangeably?

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

In ordinary Portuguese text, does "ado" or "an" show up more?

"an" is the more common of the two: it sits at frequency rank #2,817 in our Portuguese list, against #31,628 for "ado". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

What to do next

Pair "ado" vs "an" is on the table, pick a follow-up below.

Full dictionary entry for "ado" with definition, IPA, and generated misspellings. Word entry
Full dictionary entry for "an" - compare definitions side by side with the headword page. Word entry
This pair ranks #32,815 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
"ado" and "an" also get mixed up with nearby pairs, the highest-scored neighbour is "acs vs ado". Nearby pair

Confusion rank #32,815 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.