invsinoxWhat's the difference?

Quick tell: in is a preposition, inox is a noun, so they fill different roles in a sentence.

Which to use

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

#269
“in” frequency rank
#44,913
“inox” frequency rank
45182
confusion score

Side-by-Side Comparison

Feature in inox
Definition em aço inoxidável

Letter map: in vs inox

Shared letters muted; letters that set in and inox apart highlighted. Shared run: 2. in runs 2 letters (VC) against inox's 4 (VCVC) - the length gap alone is often enough to separate them once you know to check it.

2 ch
in
4 ch
inox

Part-of-speech tell for in / inox

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: in is apreposition and inoxanoun. On the page they differ by 2 extra letter(s) - “in” sits inside “inox”. Our composite confusion score for this pair is 45182, derived from the frequency rank of both members and their visual similarity.

in is recorded at frequency rank #269, classified as aprep. inox is at rank #44,913, 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 45182, this pair ranks #20,221 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of in vs inox

Shared letters: in. Private to "in": -. Private to "inox": ox.

"in" · 2 letters · shape VC  ·  "inox" · 4 letters · shape VCVC

Known mistypes of this pair

  • inox ← innox · inoxx · inxo · ionx · niox

Frequently Asked Questions

Can "in" and "inox" be used interchangeably?
No - they are not even the same part of speech. "in" is a preposition and "inox" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "in" or "inox"?
"in" is the more common of the two: it sits at frequency rank #269 in our Portuguese list, against #44,913 for "inox". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

After this comparison

Pair "in" vs "inox" 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 "inox" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #20,221 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "in" and "inox" also get mixed up with nearby pairs, the highest-scored neighbour is "ino vs inox". Nearby pair
  • Recorded mistypes exist for at least one side of this pair, useful when a spell-checker or OCR lands on the wrong form. See mistypes

Confusion rank #20,221 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list