build in

/bɪldˈɪn/

//bɪldˈɪn// verb

"build-in" is a 7-letter English headword indexed on PlainSpell.

The verdict

“build 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
8
letters

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - to add components to a larger entity without interfering with the purpose or functionality of the larger entity

Corpus desk

Index EN-build-in · build in · English

build in · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-LONG 8 letters
  • VOW-3 3 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "B" 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 build in
PropertyValue
Headwordbuild in
LanguageEnglish
Part of speechVerb
IPA/bɪldˈɪn/
Letters8
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “build in” in English

build 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

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

Zero misspellings are on record for build in in our index, and the word's spelling is regular enough that our generator found nothing worth flagging. No close-neighbour confusable shows up for this headword in our dataset, since nothing in our dataset looks or sounds close enough to cause mix-ups.

This headword's origin isn't recorded in our source data, leaving phoneme-to-grapheme mapping as the best guide to its spelling rather than a borrowing history. The correct English form is build in, spelled B-U-I-L-D- -I-N.

Definition

  1. 1
    to add components to a larger entity without interfering with the purpose or functionality of the larger entity
  2. 2
    to build something in the interior of an entity

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.

Frequently Asked Questions

How do you spell "build in"?
"build in" is spelled B-U-I-L-D- -I-N. The IPA pronunciation is /bɪldˈɪn/.
What does "build in" mean?
As a verb, "build in" means: to add components to a larger entity without interfering with the purpose or functionality of the larger entity
How do you pronounce "build in"?
The IPA (International Phonetic Alphabet) transcription for "build in" is /bɪldˈɪn/. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "build in" come from?
"build in" is a English word. PlainSpell's reference spans five languages -- English, Spanish, Portuguese, French, and German -- with definitions, pronunciations, and spelling data for each.
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