cave in

verb

"cave-in" is a 6-letter English headword indexed on PlainSpell.

The verdict

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

Unranked
below top-frequency English
7
letters

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - To collapse inward or downward.

Corpus desk

Index EN-cave-in · cave in · English

cave in · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-LONG 7 letters
  • VOW-3 3 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 cave in
PropertyValue
Headwordcave in
LanguageEnglish
Part of speechVerb
Letters7
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “cave in” in English

cave infalls 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

cave in is uncommon English outside the top frequency list, classed as averb. Rarity is why readers land here mid-draft. 2 senses are on record.

The misspelling generator found no plausible variants for cave in, suggesting the orthography follows predictable English patterns. It is not paired with a close-neighbour confusable in our dataset, which usually means its spelling is distinct enough that readers don't reach for a similar-looking word instead.

Wiktionary doesn't record an etymology for this headword, so spelling patterns must be inferred from the word's phoneme-to-grapheme mapping rather than from a documented borrowing chain. The correct English form is cave in, spelled C-A-V-E- -I-N.

Definition

  1. 1
    To collapse inward or downward.
  2. 2
    To relent; to grant approval against one's initial will.

Recorded use

Wiktionary examples

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

  1. The roof caved in under the weight of the snow.
  2. He caved in the side of the barrel with a single well-placed kick.

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 "cave in"?
"cave in" is spelled C-A-V-E- -I-N.
What does "cave in" mean?
As a verb, "cave in" means: To collapse inward or downward.
What language does "cave in" come from?
"cave in" 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