inovsistoWhat's the difference?

Quick tell: ino is a noun, isto is a pronoun, so they fill different roles in a sentence.

Which to use

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

#49,532
“ino” frequency rank
#349
“isto” frequency rank
49881
confusion score

Side-by-Side Comparison

Feature ino isto
Definition ser do sexo feminino; fêmea indica algo que está próximo a quem fala ou assunto de que se fala

Where the spellings diverge

Shared letters are muted; the letters that actually set ino and isto apart are highlighted. They share 2 letters in sequence, which is exactly why the eye skips the difference.

3 ch
ino
4 ch
isto

Spelling & Dictionary Insight

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: ino is anoun and istoapronoun. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 49881, derived from the frequency rank of both members and their visual similarity.

ino is recorded at frequency rank #49,532, classified as anoun. isto is at rank #349, tagged as apron, pronounced /ˈis.tu/.

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 49881, this pair ranks #15,109 of 75,631 scored Portuguese confusable pairs - among the most confusable pairs.

Orthographic DNA of ino vs isto

Shared letters: io. Private to "ino": n. Private to "isto": st.

"ino" · 3 letters · shape VCV  ·  "isto" · 4 letters · shape VCCV

Known mistypes of this pair

  • istoisot · issto · istto · itso

Frequency comparison

ino#49,532
isto#349

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "ino" and "isto" be used interchangeably?
No - they are not even the same part of speech. "ino" is a noun and "isto" a pronoun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "ino" or "isto"?
"isto" is the more common of the two: it sits at frequency rank #349 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.

Remembering ino vs isto

The fastest way to pick the right one every time.

  • Check the role first: if you need a noun, it's “ino”; for a pronoun, it's “isto”.
  • See each word in full, definition, IPA, etymology and its other confusables. Full “ino” entry
  • Browse more pairs most likely to be confused. Most confusable

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list