iluminaçãovsiluminadasConfusable pair

Quick tell: iluminação is a noun, iluminadas is an adjective, so they fill different roles in a sentence.

Which to use

“iluminação” is a noun and “iluminadas” is an adjective - they look or sound alike but fill different roles in a sentence.

#5,856
“iluminação” frequency rank
#30,591
“iluminadas” frequency rank
36447
confusion score

Side-by-Side Comparison

Feature iluminação iluminadas
Definition ato ou efeito de iluminar feminino plural de iluminado

Where the eye mixes iluminação and iluminadas

Muted = shared; highlighted = the visual trap. They share 7 letters in sequence. iluminação (VCVCVCVCVV) and iluminadas (VCVCVCVCVC) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.

10 ch
iluminação
10 ch
iluminadas

Visual trap between iluminação and iluminadas

These two trip readers on the page rather than in the ear: iluminação is /i.lu.mi.nɐ.ˈsɐ̃w̃/ while iluminadas is /i.lu.mi.ˈna.das/. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 3 positions, and the parts of speech differ too (noun vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 36447, derived from the frequency rank of both members and their visual similarity.

iluminação is recorded at frequency rank #5,856, classified as anoun, pronounced /i.lu.mi.nɐ.ˈsɐ̃w̃/. iluminadas is at rank #30,591, tagged as anadj, pronounced /i.lu.mi.ˈna.das/.

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 36447, this pair ranks #30,358 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of iluminação vs iluminadas

Shared letters: ailmnu. Private to "iluminação": oãç. Private to "iluminadas": ds.

"iluminação" · 10 letters · shape VCVCVCVCVV  ·  "iluminadas" · 10 letters · shape VCVCVCVCVC

Known mistypes of this pair

  • iluminadas ← illuminadas · ilmuinadas · iluimnadas · ilumiandas · iluminaads · iluminadass · iluminaddas · iluminadsa

Frequently Asked Questions

Do "iluminação" and "iluminadas" mean the same thing in a sentence?
No - they are not even the same part of speech. "iluminação" is a noun and "iluminadas" an adjective, so a sentence built for one is usually ungrammatical with the other.
In ordinary Portuguese text, does "iluminação" or "iluminadas" show up more?
"iluminação" is the more common of the two: it sits at frequency rank #5,856 in our Portuguese list, against #30,591 for "iluminadas". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "iluminação" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "iluminadas" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #30,358 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "iluminação" and "iluminadas" also get mixed up with nearby pairs, the highest-scored neighbour is "iluminada vs iluminadas". 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 #30,358 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