Which to use
“ia” is a verb and “in” is a preposition - they look or sound alike but fill different roles in a sentence.
- #600
- “ia” frequency rank
- #269
- “in” frequency rank
- 869
- confusion score
Side-by-Side Comparison
| Feature | ia | in |
|---|---|---|
| Definition | primeira pessoa do singular do pretérito imperfeito do indicativo do verbo ir | em |
Letter map: ia vs in
Shared letters muted; letters that set ia and in apart highlighted. Shared run: 1.
Role in the sentence - ia and in
Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: ia is averb and inapreposition. On the page they differ by a single letter - a in “ia” becomes n in “in”. Our composite confusion score for this pair is 869, derived from the frequency rank of both members and their visual similarity.
ia is recorded at frequency rank #600, classified as averb, pronounced /ˈi.ɐ/. in is at rank #269, tagged as aprep.
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 869, this pair ranks #74,770 of 75,631 scored Portuguese confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of ia vs in
Shared letters: i. Private to "ia": a. Private to "in": n.
"ia" · 2 letters · shape VV · "in" · 2 letters · shape VC
Frequently Asked Questions
Can "ia" and "in" be used interchangeably?
In ordinary Portuguese text, does "ia" or "in" show up more?
After this comparison
Pair "ia" vs "in" is on the table, pick a follow-up below.
- Full dictionary entry for "ia" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "in" - compare definitions side by side with the headword page. Word entry
- This pair ranks #74,770 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
- "ia" and "in" also get mixed up with nearby pairs, the highest-scored neighbour is "ia vs ino". Nearby pair
Confusion rank #74,770 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.