kick in

verb

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

The verdict

“kick 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 kick; to collapse or break by kicking.

Corpus desk

Index EN-kick-in · kick in · English

kick in · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-LONG 7 letters
  • VOW-2 2 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "K" 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 kick in
PropertyValue
Headwordkick in
LanguageEnglish
Part of speechVerb
Letters7
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “kick in” in English

kick 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

kick in is uncommon English outside the top frequency list, classed as averb. Rarity is why readers land here mid-draft. 6 senses are on record.

The misspelling generator found no plausible variants for kick in, since its letter pattern doesn't lend itself to common typo substitutions. No confusable counterpart is on file for this word, which typically means the spelling is too distinctive to be mistaken for another word.

Our source data has no etymology on file for this entry, so any spelling logic here comes from how the word's sounds map to letters, not a documented origin story. The correct English form is kick in, spelled K-I-C-K- -I-N.

Definition

  1. 1
    To kick; to collapse or break by kicking.
  2. 2
    To kick; to collapse or break by kicking.
  3. 3
    To begin, contribute or join in on.
  4. 4
    To begin, contribute or join in on.
  5. 5
    To begin, contribute or join in on.
  6. 6
    To die; to give up on something.

Recorded use

Wiktionary examples

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

  1. Upon hearing residents in the burning house, the passerby kicked in the front door and yelled to those inside.
  2. You touch me again, I swear I’ll kick your teeth in.

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 "kick in"?
"kick in" is spelled K-I-C-K- -I-N.
What does "kick in" mean?
As a verb, "kick in" means: To kick; to collapse or break by kicking.
What language does "kick in" come from?
"kick 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