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the-cat-s-pyjamas

Definition, pronunciation, etymology, and usage for the English word. Free spelling reference powered by Wiktionary.

Detailed reference entry for the English word "the-cat-s-pyjamas", 17-letters, with pronunciation in International Phonetic Alphabet notation, etymology traced through Germanic and Romance roots where applicable, common misspelling variants catalogued from Wiktionary, and usage frequency ranked against an open word-frequency list covering the top 100,000 English words. PlainSpell covers English, Spanish, Portuguese, French, and German spelling with confusable-pair detection that highlights visually and phonetically similar words. This entry for "the-cat-s-pyjamas" includes synonyms, antonyms, homophones, and cross-language translation pointers sourced from Wiktionary via the kaikki.org extract. Whether you are verifying the correct spelling of "the-cat-s-pyjamas" for academic writing, checking homophone confusion, or exploring etymological origins, this page provides a citation-backed, free reference that requires no sign-up.

The verdict

“the cat's pyjamas” is outside the top-ranked English vocabulary, used as a noun - the kind of word writers most often double-check.

Unranked
below top-frequency English
17
letters

Dominant Wiktionary sense: A highly sought-after and fancy example of something, usually referring to inanimate objects.

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Key facts for the cat's pyjamas
PropertyValue
Headwordthe cat's pyjamas
LanguageEnglish
Part of speechNoun
Letters17
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “the cat's pyjamas” sits in English frequency

the cat's pyjamas falls outside the top-100,000 ranked English words, the long-tail zone of technical, archaic, or low-frequency vocabulary, exactly where readers second-guess spellings most.

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

Spelling & Dictionary Insight

The English entry for the cat's pyjamas is 17 letters long, classified as a noun. It sits outside the most-frequent rank tiers, which is often why uncommon words generate more spelling variants per reader. The dominant gloss from Wiktionary reads: "A highly sought-after and fancy example of something, usually referring to inanimate objects.".

No misspelling variants are generated for the cat's pyjamas in our index, suggesting the orthography follows predictable English patterns. It is not paired with a close-neighbour confusable in our dataset, which tends to mean the word is visually distinctive enough to stand on its own.

Etymologically, the entry records: Popular in the US as early as 1922 around which the bee's knees, cat's whiskers, and numerous other similar phrases gained prominence. Sometimes attributed to cartoonist Tad Dorgan. It is widely believed that the origin of this idiom predates considerably, … Root origin matters for spelling because borrowed morphemes (Greek, Latin, Old French, Old English) carry their source-language orthographic conventions into modern English, which is why historical etymology is often the cleanest predictor of whether a cluster like "-ough", "-eau", or "-tion" will appear. For readers arriving here from a spelling check, the authoritative guidance is: the correct English form is the cat's pyjamas, spelled T-H-E- -C-A-T-'-S- -P-Y-J-A-M-A-S, and any other sequence of those letters, regardless of how natural it feels, is a misspelling in standard orthography.

Definition

  1. 1
    A highly sought-after and fancy example of something, usually referring to inanimate objects.

Etymology

Popular in the US as early as 1922 around which the bee's knees, cat's whiskers, and numerous other similar phrases gained prominence. Sometimes attributed to cartoonist Tad Dorgan. It is widely believed that the origin of this idiom predates considerably, tracing back to the early 1800s in England. During this period, a tailor named E.B. Katz crafted silk pajamas for members of royalty and the upper class.

Synonyms

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.

Cite this page

Free to reuse with attribution (CC BY-SA). Copy the citation:

PlainSpell, “the cat's pyjamas, English word data” (May 6, 2026). Derived from Wiktionary (kaikki.org, CC BY-SA) and an open word-frequency list. https://plainspell.com/en/word/the-cat-s-pyjamas

Frequently Asked Questions

How do you spell "the cat's pyjamas"?
"the cat's pyjamas" is spelled T-H-E- -C-A-T-'-S- -P-Y-J-A-M-A-S.
What does "the cat's pyjamas" mean?
As a noun, "the cat's pyjamas" means: A highly sought-after and fancy example of something, usually referring to inanimate objects.
What is the origin of the word "the cat's pyjamas"?
Popular in the US as early as 1922 around which the bee's knees, cat's whiskers, and numerous other similar phrases gained prominence. Sometimes attributed to cartoonist Tad Dorgan. It is widely believed that the origin of this idiom predates cons... See the full etymology section above for more details.
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.

Using “the cat's pyjamas”

The practical upshot for anyone who landed here from a spell-check.

  • The one correct English spelling is T-H-E- -C-A-T-'-S- -P-Y-J-A-M-A-S - every other letter order is a misspelling in standard orthography.
  • Browse more English words and confusable pairs in the same reference. English words

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Data Source: Wiktionary (via kaikki.org), licensed under CC BY-SA & GFDL. Word ordering uses an open word-frequency list; misspelling variants are generated by edit-distance from the correct headword.

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

Source: FrequencyWords open word-frequency list FrequencyWords open word-frequency list