castling

/ˈkɑːstlɪŋ/

//ˈkɑːstlɪŋ// noun

"castling" is a 8-letter English headword indexed on PlainSpell.

The verdict

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

Unranked
below top-frequency English
8
letters

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - An abortion, or a premature birth.

Corpus desk

Index EN-castling · castling · English

castling · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-LONG 8 letters
  • VOW-2 2 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "C" 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 castling
PropertyValue
Headwordcastling
LanguageEnglish
Part of speechNoun
IPA/ˈkɑːstlɪŋ/
Letters8
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “castling” in English

castlingfalls 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.

Rare enough to double-check

castling is uncommon English outside the top frequency list, classed as anoun, transcribed /ˈkɑːstlɪŋ/. Rarity is why readers land here mid-draft. 4 senses are on record.

Zero misspellings are on record for castling in our index, a sign its spelling follows regular English conventions. This entry stands alone in our confusable dataset, which usually means its spelling is distinct enough that readers don't reach for a similar-looking word instead.

Etymologically, the entry records: From cast + -ling. The correct English form is castling, spelled C-A-S-T-L-I-N-G.

Definition

  1. 1
    An abortion, or a premature birth.
  2. 2
    The second or third swarm of bees which leaves a hive in a season.
  3. 3
    A miniature cast or mould.
  4. 4
    One that is cast.

Recorded use

Wiktionary examples

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

  1. 1646: Wherein notwithstanding, we should rather rely upon the urine in a castling’s bladder — Sir Thomas Browne, Pseudodoxia Epidemica, Book II, ch 5
  2. From the Celeste's own image was the first castling molded. A soft, delicate creature of flesh and blood she would call Woman. So that Her castlings may never feel the loneliness she Herself did suffer, she bestowed woman with a mate [...]

Etymology

From cast + -ling.

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 "castling"?
"castling" is spelled C-A-S-T-L-I-N-G. The IPA pronunciation is /ˈkɑːstlɪŋ/.
What does "castling" mean?
As a noun, "castling" means: An abortion, or a premature birth.
How do you pronounce "castling"?
The IPA (International Phonetic Alphabet) transcription for "castling" is /ˈkɑːstlɪŋ/. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What is the origin of the word "castling"?
From cast + -ling. 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.

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

Source: FrequencyWords open word-frequency list