ilusorio

[iluˈsoɾjo]

/[iluˈsoɾjo]/ adj

The verdict

“ilusorio” is uncommon Spanish (frequency #54,964 among 3,428 “I” headwords), classed as an adjective. The kind of spelling people second-guess.

#54,964
frequency rank, Spanish
3,428
“I” headwords

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Causado por una ilusión; imaginario, irreal.

Corpus desk

Index ES-ilusorio · ilusorio · Spanish

ilusorio · rank #54,964 · 0 variants · 0 confusables

  • FREQ-RARE #54,964
  • LEN-LONG 8 letters
  • VOW-5 5 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-MID 3,428
  • PHOTO-FINISH ilusionados

Nearest frequency peer: ilusionados (-1 rank slots)

Desk codes from Wiktionary headword shape, FrequencyWords rank tier, confusable-pair count, generated misspelling depth, letter-cohort book size, and photo-finish peer. Not a difficulty grade.

Rangos de cola larga cerca de “ilusorio”

Banda escasa: las barras invierten el rango para que lo raro se lea más corto

corpus weight

What this shows Vista de cola larga: dónde “ilusorio” se sitúa frente a rangos españoles igualmente raros.

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for ilusorio
PropertyValue
Headwordilusorio
LanguageSpanish
Part of speechAdjective
IPA[iluˈsoɾjo]
Letters8
Frequency rank#54,964
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Cola larga: rango de “ilusorio” en español

De izquierda a derecha: las pocas palabras que cargan el habla diaria, luego la cola larga casi invisible.ilusoriocae en esta cola de rareza:

#1#100#1K#10K#100K
← used constantlyrarely used →

Los ticks avanzan en logaritmo; cada uno es del orden de diez veces más raro. Vecinos raros de la misma franja: “ilusionados” (#54,963), “imaginaste” (#54,965), “implementará” (#54,967). Entre 3,428 lemas con “I”, “ilusorio” va en #54,964. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

ilusorio is uncommon Spanish at frequency #54,964 among 3,428 “I” headwords, classed as anadjective, transcribed [iluˈsoɾjo]. Rarity is why readers land here mid-draft. 3 senses are on record.

ilusorio doesn't appear in our generated misspelling index, typically a sign the spelling maps closely to how the word sounds. No confusable counterpart is on file for this word, which tends to mean the word is visually distinctive enough to stand on its own.

No explicit etymology string is stored for this entry, leaving phoneme-to-grapheme mapping as the best guide to its spelling rather than a borrowing history. The correct Spanish form is ilusorio, spelled I-L-U-S-O-R-I-O.

Definition

  1. 1
    Causado por una ilusión; imaginario, irreal.
  2. 2
    De ningún valor o efecto, nulo.
  3. 3
    Capaz de engañar.

Synonyms

Antonyms

Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA); frequency ordering uses the FrequencyWords open word-frequency list (2018 Spanish corpus, MIT). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "ilusorio"?
"ilusorio" is spelled I-L-U-S-O-R-I-O. The IPA pronunciation is [iluˈsoɾjo].
What does "ilusorio" mean?
As an adjective, "ilusorio" means: Causado por una ilusión; imaginario, irreal.
How do you pronounce "ilusorio"?
The IPA (International Phonetic Alphabet) transcription for "ilusorio" is [iluˈsoɾjo]. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "ilusorio" come from?
"ilusorio" is a Spanish word. You can look up definitions, pronunciations, and spelling data for this and other words across English, Spanish, Portuguese, French, and German on PlainSpell.
Is PlainSpell free to use?
Yes, PlainSpell is a completely free word reference. You can look up definitions, pronunciations, confusable pairs, homophones, and spelling corrections across 5 languages without any sign-up or subscription.

Similar Spanish words by spelling shape

Same letter count and similar misspelling depth for "ilusorio", not the corpus desk frequency band.

Same letter count

Frequency-ranked Spanish headwords with 8 letters (nearest by frequency rank).

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list