kaiju
/ˈkai.d͡ʒu/
"kaiju" is a 5-letter English headword indexed on PlainSpell.
The verdict
“kaiju” has 6 generated spelling variants in the English index at frequency #46,009. The variants make it a useful spelling check.
- #46,009
- frequency rank, English
- 9,255
- “K” headwords
- 6
- tracked misspellings
- 5
- confusable pairs
According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - A fictional giant monster, particularly of the kind found in Japanese science fiction films and other media, like Godzilla, King Kong or Gamera.
Visual similarity to commonly confused words
How many letter changes separate each confused pair (Levenshtein distance, normalized).
Source: PlainSpell confusable corpus (Wiktionary, CC BY-SA).
| Property | Value |
|---|---|
| Headword | kaiju |
| Language | English |
| Part of speech | Noun |
| IPA | /ˈkai.d͡ʒu/ |
| Letters | 5 |
| Frequency rank | #46,009 |
| Misspellings tracked | 6 |
| Confusable pairs | 5 |
| Source | Wiktionary (kaikki.org) |
Where “kaiju” sits in English frequency
A misspelling magnet
The generator records 6 spelling variants around kaiju (IPA /ˈkai.d͡ʒu/), anoun. Corpus frequency is #46,009 among 9,255 “K” headwords. Dominant gloss: "A fictional giant monster, particularly of the kind found in Japanese science fiction films and other media, like Godzilla, King Kong or Gamera.".
Our generated misspelling index lists 6 likely wrong-spelling variants for kaiju, with forms such as "akiju", "kaijju", and "kaiuj". Every one of these variants traces to a single-character edit -- an added or dropped letter, a swapped consonant, or a vowel swap -- the kind of slip a spell-checker is built to catch. It also participates in 5 confusable-pair relationships, "kain", "kanji", "Kaine", and more, where similar look or sound leads writers to substitute one word for another in context.
Etymologically, the entry records: From Japanese 怪獣 (かいじゅう, kaijū), from Middle Chinese 怪 (kweajᴴ, “strange, fantastic”) + 獸 (syuwᴴ, “beast”) (compare Mandarin 怪獸 /怪兽 (guàishòu)). The correct English form is kaiju, spelled K-A-I-J-U.
Definition
- 1A fictional giant monster, particularly of the kind found in Japanese science fiction films and other media, like Godzilla, King Kong or Gamera.
Etymology
From Japanese 怪獣 (かいじゅう, kaijū), from Middle Chinese 怪 (kweajᴴ, “strange, fantastic”) + 獸 (syuwᴴ, “beast”) (compare Mandarin 怪獸 /怪兽 (guàishòu)).
This word in other languages
Common misspellings
Also misspelled as:
- akiju
- kaijju
- kaiuj
- kajiu
- kiaju
- kkaiju
Misspelling Pattern Breakdown
How far each generated variant is from the correct spelling of kaiju - counted as single-character edits (an insertion, a deletion, or a substituted letter). The larger the bar, the easier the typo is to spot; one-edit slips are the ones that sneak past readers.
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 "kaiju"?
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Is PlainSpell free to use?
Using “kaiju”
The practical upshot for anyone who landed here from a spell-check.
- The one correct English spelling is K-A-I-J-U - every other letter order is a misspelling in standard orthography.
- Say it as /ˈkai.d͡ʒu/ (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
- Don't mix it up with “kain” - see the side-by-side comparison. kaiju vs kain
- Browse more English words and confusable pairs in the same reference. English words
Same frequency band
Data Source
Wiktionary (via kaikki.org), licensed under CC BY-SA & GFDL. Word ordering uses an open word-frequency list; misspelling variants are generated by edit-distance from the correct headword.