yonsei

noun

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

The verdict

“yonsei” is uncommon English (frequency #98,910 among 366 “Y” headwords), classed as a noun. The kind of spelling people second-guess.

#98,910
frequency rank, English
366
“Y” headwords

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - The fourth generation or great-grandchildren of Japanese immigrants, particularly in North America and in Latin America.

Corpus desk

Index EN-yonsei · yonsei · English

yonsei · rank #98,910 · 0 variants · 0 confusables

  • FREQ-RARE #98,910
  • LEN-LONG 6 letters
  • VOW-4 4 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-MID 366
  • PHOTO-FINISH yeses

Nearest frequency peer: yeses (-1 rank slots)

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.

Long-tail ranks near “yonsei”

Sparse band: bars invert rank so rarer forms read shorter

corpus weight

What this shows Long-tail view: where “yonsei” sits against similarly uncommon English ranks.

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for yonsei
PropertyValue
Headwordyonsei
LanguageEnglish
Part of speechNoun
Letters6
Frequency rank#98,910
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “yonsei” in English

Word frequency stretches from the small set of words we reach for constantly (left) out to the long tail barely used once in a while (right).yonseifalls in this rarity band:

#1#100#1K#10K#100K
← used constantlyrarely used →

The axis is logarithmic, with each marked tick roughly ten times rarer than the last. Rare peers in the same band: “yeses” (#98,909), “Yakutsk” (#98,908), “zazen” (#98,912). Among 366 “Y” headwords, “yonsei” is #98,910. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

yonsei is uncommon English at frequency #98,910 among 366 “Y” headwords, classed as anoun. Rarity is why readers land here mid-draft. Gloss: "The fourth generation or great-grandchildren of Japanese immigrants, particularly in North America and in Latin America.".

No generated misspelling entries exist for yonsei in our index, a sign its spelling follows regular English conventions. Our confusable-pair dataset has no match for it, since its spelling is unusual enough that it doesn't cluster with a lookalike.

Etymologically, the entry records: From Japanese 四世 (よんせい (yonsei)), from 四 (yon-, “fourth”) + 世 (sei, “generation”). The correct English form is yonsei, spelled Y-O-N-S-E-I.

Definition

  1. 1
    The fourth generation or great-grandchildren of Japanese immigrants, particularly in North America and in Latin America.

Etymology

From Japanese 四世 (よんせい (yonsei)), from 四 (yon-, “fourth”) + 世 (sei, “generation”).

Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA); frequency ordering uses the FrequencyWords open word-frequency list (2018 English corpus, MIT). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "yonsei"?
"yonsei" is spelled Y-O-N-S-E-I.
What does "yonsei" mean?
As a noun, "yonsei" means: The fourth generation or great-grandchildren of Japanese immigrants, particularly in North America and in Latin America.
What is the origin of the word "yonsei"?
From Japanese 四世 (よんせい (yonsei)), from 四 (yon-, “fourth”) + 世 (sei, “generation”). 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.

Similar English words by spelling shape

Same letter count and similar misspelling depth for "yonsei", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 6 letters (nearest by frequency rank).

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

Source: FrequencyWords open word-frequency list