in vs ino, What's the Difference?

Which to use

“in” is a preposition and “ino” is a noun - they look or sound alike but fill different roles in a sentence.

#269
“in” frequency rank: #49,532
“ino” frequency rank: 49801
confusion score

Side-by-Side Comparison

Feature	in	ino
Definition	em	ser do sexo feminino; fêmea

Letter map: in vs ino

Shared letters muted; letters that set in and ino apart highlighted. Shared run: 2. in runs 2 letters (VC) against ino's 3 (VCV) - the length gap alone is often enough to separate them once you know to check it.

2 ch

3 ch

ino

Role in the sentence - in and ino

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: in is apreposition and inoanoun. On the page they differ by 1 extra letter(s) - “in” sits inside “ino”. Our composite confusion score for this pair is 49801, derived from the frequency rank of both members and their visual similarity.

in is recorded at frequency rank #269, classified as aprep. ino is at rank #49,532, tagged as anoun.

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 49801, this pair ranks #15,182 of 75,631 scored Portuguese confusable pairs - among the most confusable pairs.

Orthographic DNA of in vs ino

Shared letters: in. Private to "in": -. Private to "ino": o.

"in" · 2 letters · shape VC · "ino" · 3 letters · shape VCV

Frequently Asked Questions

Is swapping "in" for "ino" ever safe?

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

In ordinary Portuguese text, does "in" or "ino" show up more?

"in" is the more common of the two: it sits at frequency rank #269 in our Portuguese list, against #49,532 for "ino". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

What to do next

Pair "in" vs "ino" is on the table, pick a follow-up below.

Full dictionary entry for "in" with definition, IPA, and generated misspellings. Word entry
Full dictionary entry for "ino" - compare definitions side by side with the headword page. Word entry
This pair ranks #15,182 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
"in" and "ino" also get mixed up with nearby pairs, the highest-scored neighbour is "ino vs ioiô". Nearby pair

Confusion rank #15,182 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.