kohai

noun

"kohai" is a 5-letter English headword indexed on PlainSpell.

The verdict

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

Unranked
below top-frequency English
5
letters

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - A junior member of a group in Japanese arts; mentee.

Corpus desk

Index EN-kohai · kohai · English

kohai · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-MID 5 letters
  • VOW-3 3 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 kohai
PropertyValue
Headwordkohai
LanguageEnglish
Part of speechNoun
Letters5
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “kohai” in English

kohaifalls 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

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

kohai doesn't appear in our generated misspelling index, a sign its spelling follows regular English conventions. We don't track a confusable pairing for this entry, which usually means its spelling is distinct enough that readers don't reach for a similar-looking word instead.

Etymologically, the entry records: Borrowed from Japanese 後(こう)輩(はい) (kōhai, literally “later cohort”). Doublet of hoobae. The correct English form is kohai, spelled K-O-H-A-I.

Definition

  1. 1
    A junior member of a group in Japanese arts; mentee.
  2. 2
    An underclassman or younger student.

Recorded use

Wiktionary examples

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

  1. Juniors may forget their obligation to be in turn good seniors. Seniors may demand too much of their juniors. Some kohai are ungrateful. The system of interrelationship, however, continues to follow the form set by the ideal of unselfish sympathy and involvement.
  2. The students always sit in order of seniority, both in and out of the training hall, and the kohai are always at the beck and call of the senpai.

Etymology

Borrowed from Japanese 後(こう)輩(はい) (kōhai, literally “later cohort”). Doublet of hoobae.

Antonyms

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 "kohai"?
"kohai" is spelled K-O-H-A-I.
What does "kohai" mean?
As a noun, "kohai" means: A junior member of a group in Japanese arts; mentee.
What is the origin of the word "kohai"?
Borrowed from Japanese 後(こう)輩(はい) (kōhai, literally “later cohort”). Doublet of hoobae. 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