koro
"koro" is a 4-letter English headword indexed on PlainSpell.
The verdict
“koro” is uncommon English (frequency #69,185 among 1,236 “K” headwords), classed as a noun. The kind of spelling people second-guess.
- #69,185
- frequency rank, English
- 1,236
- “K” headwords
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - A delusional syndrome found in Malay and southern Chinese populations, characterized by a belief that the subject's penis will retract into the abdomen and cause death.
Corpus desk
Index EN-koro · koro · English
koro · rank #69,185 · 0 variants · 0 confusables
- FREQ-RARE #69,185
- LEN-MID 4 letters
- VOW-2 2 vowels
- CONFUS-0 No pairs
- VAR-0 0 variants
- BOOK-MID 1,236
- PHOTO-FINISH knacks
Nearest frequency peer: knacks (-3 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 “koro”
Sparse band: bars invert rank so rarer forms read shorter
- Kirtland
Kirtland
30,823 corpus weight
- knacks
knacks
30,819 corpus weight
- koro
koro
30,816 corpus weight
- Lafleur
Lafleur
30,812 corpus weight
- lampshade
lampshade
30,811 corpus weight
- Lancs
Lancs
30,810 corpus weight
What this shows Long-tail view: where “koro” sits against similarly uncommon English ranks.
| Property | Value |
|---|---|
| Headword | koro |
| Language | English |
| Part of speech | Noun |
| Letters | 4 |
| Frequency rank | #69,185 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Long-tail rank of “koro” in English
Rare enough to double-check
koro is uncommon English at frequency #69,185 among 1,236 “K” headwords, classed as anoun. Rarity is why readers land here mid-draft. Gloss: "A delusional syndrome found in Malay and southern Chinese populations, characterized by a belief that the subject's penis will retract into the abdomen and cause death.".
koro has no tracked misspelling variants, since its letter pattern doesn't lend itself to common typo substitutions. Our confusable-pair dataset has no match for it, suggesting its spelling stands apart enough that readers rarely confuse it with something else.
Etymologically, the entry records: Possibly from Makasar garring koro' (lit. koro illness, "shrinking of the toilet", Matthes 1859), Buginese, or Malay. See "Koro § Etymology and geographical background" at Wikipedia for a full discussion. The correct English form is koro, spelled K-O-R-O.
Definition
- 1A delusional syndrome found in Malay and southern Chinese populations, characterized by a belief that the subject's penis will retract into the abdomen and cause death.
Etymology
Possibly from Makasar garring koro' (lit. koro illness, "shrinking of the toilet", Matthes 1859), Buginese, or Malay. See "Koro § Etymology and geographical background" at Wikipedia for a full discussion.
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
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Similar English words by spelling shape
Same letter count and similar misspelling depth for "koro", not the corpus desk frequency band.
Same letter count
Frequency-ranked English headwords with 4 letters (nearest by frequency rank).