ado vs ai, What's the Difference?

Which to use

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

#31,628
“ado” frequency rank: #1,090
“ai” frequency rank: 32718
confusion score

Side-by-Side Comparison

Feature	ado	ai
Definition	a fazer	expressa dor física ou sentimental

Letter map: ado vs ai

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

3 ch

ado

2 ch

Role in the sentence - ado and ai

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: ado is anoun and aianintj. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 32718, derived from the frequency rank of both members and their visual similarity.

ado is recorded at frequency rank #31,628, classified as anoun. ai is at rank #1,090, tagged as anintj, pronounced /aj/.

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 32718, this pair ranks #34,999 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of ado vs ai

Shared letters: a. Private to "ado": do. Private to "ai": i.

"ado" · 3 letters · shape VCV · "ai" · 2 letters · shape VV

Frequently Asked Questions

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

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

Which is more common, "ado" or "ai"?

"ai" is the more common of the two: it sits at frequency rank #1,090 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

Done with this confusable. These links stay specific to "ado" and "ai".

Full dictionary entry for "ado" with definition, IPA, and generated misspellings. Word entry
Full dictionary entry for "ai" - compare definitions side by side with the headword page. Word entry
This pair ranks #34,999 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
"ado" and "ai" also get mixed up with nearby pairs, the highest-scored neighbour is "acs vs ado". Nearby pair

Confusion rank #34,999 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.