illvsitsWhat's the difference?

Which to use

“ill” and “its” are a confusable Portuguese pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#44,899
“ill” frequency rank
#11,659
“its” frequency rank
56558
confusion score

Side-by-Side Comparison

Feature ill its
Definition doente adjetivo possessivo da terceira pessoa neutra do singular, dele ou dela.

Letter map: ill vs its

Shared letters muted; letters that set ill and its apart highlighted. Shared run: 1.

3 ch
ill
3 ch
its

Pair insight - ill / its

ill and its are indexed as a confusable Portuguese pair. We have no recorded pronunciation or part of speech for both members, so the spelling overlap is what we can show you: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 56558, derived from the frequency rank of both members and their visual similarity.

ill is recorded at frequency rank #44,899, classified as anadj, pronounced /ɪl/. its is at rank #11,659, tagged as anadj.

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 56558, this pair ranks #9,893 of 75,631 scored Portuguese confusable pairs - among the most confusable pairs.

Orthographic DNA of ill vs its

Shared letters: i. Private to "ill": l. Private to "its": st.

"ill" · 3 letters · shape VCC  ·  "its" · 3 letters · shape VCC

Frequently Asked Questions

Do "ill" and "its" mean the same thing in a sentence?
No. They share most of their letters but differ in 2 positions, but the dictionary glosses above give them different meanings, so swapping one for the other changes what the sentence says.
Frequency check: "ill" vs "its" - which ranks higher?
"its" is the more common of the two: it sits at frequency rank #11,659 in our Portuguese list, against #44,899 for "ill". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Done with this confusable. These links stay specific to "ill" and "its".

  • Full dictionary entry for "ill" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "its" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #9,893 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "ill" and "its" also get mixed up with nearby pairs, the highest-scored neighbour is "ill vs ino". Nearby pair

Confusion rank #9,893 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