lastborn

/ˈlɑːstˌbɔː(ɹ)n/

//ˈlɑːstˌbɔː(ɹ)n// noun

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

The verdict

“lastborn” 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) - The youngest child of a family.

Corpus desk

Index EN-lastborn · lastborn · English

lastborn · 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 "L" 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 lastborn
PropertyValue
Headwordlastborn
LanguageEnglish
Part of speechNoun
IPA/ˈlɑːstˌbɔː(ɹ)n/
Letters8
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “lastborn” in English

lastbornfalls 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

lastborn is uncommon English outside the top frequency list, classed as anoun, transcribed /ˈlɑːstˌbɔː(ɹ)n/. Rarity is why readers land here mid-draft. 2 senses are on record.

lastborn has no tracked misspelling variants, which points to an orthography that plays by predictable English rules. This headword has no recorded confusable partner, which tends to mean the word is visually distinctive enough to stand on its own.

Etymologically, the entry records: From last + born. The correct English form is lastborn, spelled L-A-S-T-B-O-R-N.

Definition

  1. 1
    The youngest child of a family.
  2. 2
    The youngest member of any company or organization.

Recorded use

Wiktionary example

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

  1. It took me back across the dim gulf of ages to some happy home in dead Imperial Kôr, where this winsome lady girt about with beauty had lived and died, and dying taken her last-born with her to the tomb.

Etymology

From last + born.

Synonyms

baby of the family

Antonyms

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 "lastborn"?
"lastborn" is spelled L-A-S-T-B-O-R-N. The IPA pronunciation is /ˈlɑːstˌbɔː(ɹ)n/.
What does "lastborn" mean?
As a noun, "lastborn" means: The youngest child of a family.
How do you pronounce "lastborn"?
The IPA (International Phonetic Alphabet) transcription for "lastborn" is /ˈlɑːstˌbɔː(ɹ)n/. 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 "lastborn"?
From last + born. 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