lunacy
/ˈluː.nə.si/
"lunacy" is a 6-letter English headword indexed on PlainSpell.
The verdict
“lunacy” has 9 generated spelling variants in the English index at frequency #32,485. The variants make it a useful spelling check.
- #32,485
- frequency rank, English
- 2,297
- “L” headwords
- 9
- tracked misspellings
- 7
- confusable pairs
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - The state of being mad, insanity
Corpus desk
Index EN-lunacy · lunacy · English
lunacy · rank #32,485 · 9 variants · 7 confusables
- FREQ-MID #32,485
- LEN-LONG 6 letters
- VOW-3 3 vowels
- CONFUS-MID 7 pairs
- VAR-MID 9 variants
- BOOK-MID 2,297
- PHOTO-FINISH Lowlands
Nearest frequency peer: Lowlands (-1 rank slots)
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.
Rank peers near misspelling magnet “lunacy”
Same rarity band: useful when a typo lands on a peer headword
- Lonnie
Lonnie
67,519 corpus weight
- lopsided
lopsided
67,518 corpus weight
- Lowlands
Lowlands
67,517 corpus weight
- lunacy
lunacy
67,516 corpus weight
- magi
magi
67,515 corpus weight
- Malia
Malia
67,514 corpus weight
What this shows “lunacy” sits among these FrequencyWords peers; misspelling depth is tracked separately in the edit-distance chart.
Visual similarity to commonly confused words
How many letter changes separate each confused pair (Levenshtein distance, normalized).
Source: PlainSpell confusable corpus (Wiktionary, CC BY-SA).
| Property | Value |
|---|---|
| Headword | lunacy |
| Language | English |
| Part of speech | Noun |
| IPA | /ˈluː.nə.si/ |
| Letters | 6 |
| Frequency rank | #32,485 |
| Misspellings tracked | 9 |
| Confusable pairs | 7 |
| Source | Wiktionary (kaikki.org) |
Frequency seat of misspelling magnet “lunacy”
A misspelling magnet
The generator records 9 spelling variants around lunacy (IPA /ˈluː.nə.si/), anoun. Corpus frequency is #32,485 among 2,297 “L” headwords. Wiktionary lists 3 senses, so context still picks the gloss.
Our generated misspelling index lists 9 likely wrong-spelling variants for lunacy, with forms such as "llunacy", "lnuacy", and "luancy". Each variant is a distinct typo pattern an edit-distance generator flags, typically a doubled-consonant error, a silent-letter drop, or a vowel substitution. It also participates in 7 confusable-pair relationships, "lunch", "lunar", "Lundy", and more, where similar look or sound leads writers to substitute one word for another in context.
Etymologically, the entry records: From lunatic + -cy. The correct English form is lunacy, spelled L-U-N-A-C-Y.
Definition
- 1The state of being mad, insanity
- 2The state of being mad, insanity
- 3Something deeply misguided.
Recorded use
Wiktionary exampleThese source excerpts show how lunacy appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.
Two days have passed since that day of lunacy. What a noise and a fuss and a chattering and an uproar there was! And what a welter of unseemliness and disorder and stupidity and bad manners! And I the cause of it all! Yet part of the scene was also ridiculous—at all events to myself it was so.
Etymology
From lunatic + -cy.
This word in other languages
Common misspellings
Also misspelled as:
- llunacy
- lnuacy
- luancy
- lunaccy
- lunacyy
- lunayc
- luncay
- lunnacy
- ulnacy
Misspelling Pattern Breakdown
How far each generated variant is from the correct spelling of lunacy - measured in single-character edits (insert, delete, or substitute a letter). Larger bars are easier to catch; one-edit slips are the sneakiest.
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 English corpus, MIT). See the methodology for how each field is sourced and updated.
Frequently Asked Questions
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Similar English words by spelling shape
Same letter count and similar misspelling depth for "lunacy", not the corpus desk frequency band.
Same letter count
Frequency-ranked English headwords with 6 letters (nearest by frequency rank).
Similar misspelling depth
Headwords with a similar count of attested misspellings (9 here; floor ≥5).