Which to use
“ilusión” and “ilusos” are a confusable Spanish pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #3,489
- “ilusión” frequency rank
- #41,965
- “ilusos” frequency rank
- 45454
- confusion score
Side-by-Side Comparison
| Feature | ilusión | ilusos |
|---|---|---|
| Definition | Percepción o sensación que produce una imagen errónea de la realidad. | Forma del plural de iluso. |
Where the eye mixes ilusión and ilusos
Muted = shared; highlighted = the visual trap. They share 4 letters in sequence.
Look-alike desk: ilusión vs ilusos
A purely visual mix-up. ilusión ([iluˈsjõn]) and ilusos ([iˈlusos]) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 1 letter(s) in length. Our composite confusion score for this pair is 45454, derived from the frequency rank of both members and their visual similarity.
ilusión is recorded at frequency rank #3,489, classified as anoun, pronounced [iluˈsjõn]. ilusos is at rank #41,965, tagged as anoun, pronounced [iˈlusos].
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 45454, this pair ranks #131,348 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of ilusión vs ilusos
Shared letters: ilsu. Private to "ilusión": nó. Private to "ilusos": o.
"ilusión" · 7 letters · shape VCVCVVC · "ilusos" · 6 letters · shape VCVCVC
Known mistypes of this pair
- ilusos ← illusos · ilsuos · iluoss · ilusoss · ilussos · iulsos · liusos
Frequently Asked Questions
Is swapping "ilusión" for "ilusos" ever safe?
In ordinary Spanish text, does "ilusión" or "ilusos" show up more?
Useful next steps
Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.
- Full dictionary entry for "ilusión" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "ilusos" - compare definitions side by side with the headword page. Word entry
- This pair ranks #131,348 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
- "ilusión" and "ilusos" also get mixed up with nearby pairs, the highest-scored neighbour is "ileso vs ilusos". 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 #131,348 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.