invsIranTell them apart

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

Which to use

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

#269
“in” frequency rank
#28,248
“Iran” frequency rank
28517
confusion score

Side-by-Side Comparison

Feature in Iran
Definition em Irão/Irã

Letter map: in vs Iran

Shared letters muted; letters that set in and Iran apart highlighted. Shared run: 2.

2 ch
in
4 ch
Iran

Grammar separator: in vs Iran

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: in is apreposition and Irananoun. On the page they differ by 2 letter(s) in length. Our composite confusion score for this pair is 28517, derived from the frequency rank of both members and their visual similarity.

in is recorded at frequency rank #269, classified as aprep. Iran is at rank #28,248, tagged as anoun, pronounced /i.ˈʀaːn/.

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 28517, this pair ranks #40,299 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of in vs Iran

Shared letters: in. Private to "in": -. Private to "Iran": ar.

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

Known mistypes of this pair

  • Iraniarn · irann · irna · irran · rian

Frequently Asked Questions

Is swapping "in" for "Iran" ever safe?
No - they are not even the same part of speech. "in" is a preposition and "Iran" a noun, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "in" vs "Iran" - which ranks higher?
"in" is the more common of the two: it sits at frequency rank #269 in our Portuguese list, against #28,248 for "Iran". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Useful next steps

Done with this confusable. These links stay specific to "in" and "Iran".

  • Full dictionary entry for "in" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "Iran" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #40,299 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "in" and "Iran" also get mixed up with nearby pairs, the highest-scored neighbour is "ina vs Iran". 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 #40,299 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