lackadaisical
/ˌlækəˈdeɪzɪkəl/
"lackadaisical" is a 13-letter English headword indexed on PlainSpell.
The verdict
“lackadaisical” is uncommon English (frequency #73,363 among 2,297 “L” headwords), classed as an adjective. The kind of spelling people second-guess.
- #73,363
- frequency rank, English
- 2,297
- “L” headwords
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Showing no interest, vigor, determination, or enthusiasm.
Corpus desk
Index EN-lackadaisical · lackadaisical · English
lackadaisical · rank #73,363 · 0 variants · 0 confusables
- FREQ-RARE #73,363
- LEN-MEGA 13 letters
- VOW-6 6 vowels
- CONFUS-0 No pairs
- VAR-0 0 variants
- BOOK-MID 2,297
- PHOTO-FINISH kuku
Nearest frequency peer: kuku (-2 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.
Long-tail ranks near “lackadaisical”
Sparse band: bars invert rank so rarer forms read shorter
- Kuk
Kuk
26,641 corpus weight
- kuku
kuku
26,640 corpus weight
- lackadaisic…
lackadaisical
26,638 corpus weight
- lambie
lambie
26,636 corpus weight
- Lankford
Lankford
26,634 corpus weight
- Lawlor
Lawlor
26,633 corpus weight
What this shows Long-tail view: where “lackadaisical” sits against similarly uncommon English ranks.
| Property | Value |
|---|---|
| Headword | lackadaisical |
| Language | English |
| Part of speech | Adjective |
| IPA | /ˌlækəˈdeɪzɪkəl/ |
| Letters | 13 |
| Frequency rank | #73,363 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Long-tail rank of “lackadaisical” in English
Rare enough to double-check
lackadaisical is uncommon English at frequency #73,363 among 2,297 “L” headwords, classed as anadjective, transcribed /ˌlækəˈdeɪzɪkəl/. Rarity is why readers land here mid-draft. 2 senses are on record.
lackadaisical has no tracked misspelling variants, typically a sign the spelling maps closely to how the word sounds. We don't track a confusable pairing for this entry, suggesting its spelling stands apart enough that readers rarely confuse it with something else.
Etymologically, the entry records: From the archaic expression lackadaisy + -ic + -al. The correct English form is lackadaisical, spelled L-A-C-K-A-D-A-I-S-I-C-A-L.
Definition
- 1Showing no interest, vigor, determination, or enthusiasm.
- 2Lazy; slothful; indolent.
Recorded use
Wiktionary examplesThese source excerpts show how lackadaisical appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.
the lackadaisical look on his face
I, at one time, used to go and take a hand at cribbage with a friend, and afterwards discuss a cold sirloin of beef, and throw out a few lackadaisical remarks, in a way to please myself, but it would not do long.
Etymology
From the archaic expression lackadaisy + -ic + -al.
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); 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 "lackadaisical", not the corpus desk frequency band.
Same letter count
Frequency-ranked English headwords with 13 letters (nearest by frequency rank).