insvsiraTell them apart

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

Which to use

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

#27,900
“ins” frequency rank
#5,314
“ira” frequency rank
33214
confusion score

Side-by-Side Comparison

Feature ins ira
Definition ao, no, dendro do cólera

Where the eye mixes ins and ira

Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.

3 ch
ins
3 ch
ira

Look-alike desk: ins vs ira

These two trip readers on the page rather than in the ear: ins is /ɪns/ while ira is /ˈi.ɾɐ/. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (preposition vs noun), which is usually the fastest check. Our composite confusion score for this pair is 33214, derived from the frequency rank of both members and their visual similarity.

ins is recorded at frequency rank #27,900, classified as aprep, pronounced /ɪns/. ira is at rank #5,314, tagged as anoun, pronounced /ˈi.ɾɐ/.

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 33214, this pair ranks #34,355 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of ins vs ira

Shared letters: i. Private to "ins": ns. Private to "ira": ar.

"ins" · 3 letters · shape VCC  ·  "ira" · 3 letters · shape VCV

Frequently Asked Questions

Is swapping "ins" for "ira" ever safe?
No - they are not even the same part of speech. "ins" is a preposition and "ira" a noun, so a sentence built for one is usually ungrammatical with the other.
In ordinary Portuguese text, does "ins" or "ira" show up more?
"ira" is the more common of the two: it sits at frequency rank #5,314 in our Portuguese list, against #27,900 for "ins". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "ins" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "ira" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #34,355 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "ins" and "ira" also get mixed up with nearby pairs, the highest-scored neighbour is "ino vs ins". Nearby pair

Confusion rank #34,355 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