delusion of grandeur

noun

"delusion-of-grandeur" is a 18-letter English headword indexed on PlainSpell.

The verdict

“delusion of grandeur” is uncommon English (outside the top frequency list), classed as a noun. The kind of spelling people second-guess.

Unranked
below top-frequency English
20
letters

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - The false belief that one is important or powerful, accompanying certain mental disorders.

Corpus desk

Index EN-delusion-of-grandeur · delusion of grandeur · English

delusion of grandeur · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-MEGA 20 letters
  • VOW-8 8 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "D" thin
  • PHOTO-UNK Peer pending

Read with this headword: Spelling guide for this pattern

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.

Key facts for delusion of grandeur
PropertyValue
Headworddelusion of grandeur
LanguageEnglish
Part of speechNoun
Letters20
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “delusion of grandeur” in English

delusion of grandeurranks outside the top 100,000 English headwords, in the long tail of specialist, archaic, or seldom-used vocabulary, exactly the territory where a reader stops mid-sentence to double-check spelling.

Beyond rank #100,000. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

delusion of grandeur is uncommon English outside the top frequency list, classed as anoun. Rarity is why readers land here mid-draft. 2 senses are on record.

delusion of grandeur doesn't appear in our generated misspelling index, suggesting the orthography follows predictable English patterns. Our dataset records no confusable match here, since nothing in our dataset looks or sounds close enough to cause mix-ups.

No explicit etymology string is stored for this entry, so its spelling is best explained by sound-to-letter mapping rather than etymology. The correct English form is delusion of grandeur, spelled D-E-L-U-S-I-O-N- -O-F- -G-R-A-N-D-E-U-R.

Definition

  1. 1
    The false belief that one is important or powerful, accompanying certain mental disorders.
  2. 2
    Conceitedness or overconfidence.

Recorded use

Wiktionary example

These source excerpts show how delusion of grandeur appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.

  1. [A]s Han Solo, always the voice of reason in the series, says, “I'm out of it for a little while, and everyone gets delusions of grandeur.”

Synonyms

This word in other languages

Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "delusion of grandeur"?
"delusion of grandeur" is spelled D-E-L-U-S-I-O-N- -O-F- -G-R-A-N-D-E-U-R.
What does "delusion of grandeur" mean?
As a noun, "delusion of grandeur" means: The false belief that one is important or powerful, accompanying certain mental disorders.
What language does "delusion of grandeur" come from?
"delusion of grandeur" is a English word. PlainSpell covers definitions, pronunciations, and spelling data across English, Spanish, Portuguese, French, and German.
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.

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

Source: FrequencyWords open word-frequency list