Sisko
"sisko" is a 5-letter English headword indexed on PlainSpell.
The verdict
“Sisko” is uncommon English (frequency #54,487 among 54,294 “S” headwords), classed as a proper noun. The kind of spelling people second-guess.
- #54,487
- frequency rank, English
- 54,294
- “S” headwords
According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - A surname.
Corpus desk
Index EN-sisko · Sisko · English
Sisko · rank #54,487 · 0 variants · 0 confusables
- FREQ-RARE #54,487
- LEN-MID 5 letters
- VOW-2 2 vowels
- CONFUS-0 No pairs
- VAR-0 0 variants
- BOOK-DENSE 54,294
- PHOTO-FINISH slanderous
Nearest frequency peer: slanderous (+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.
Frequency neighbourhood for “Sisko”
Lower corpus rank = more everyday usage (inverted bar length for readability)
- shoppe
shoppe
45,518 corpus weight
- shriveled
shriveled
45,516 corpus weight
- Sisko
Sisko
45,514 corpus weight
- slanderous
slanderous
45,513 corpus weight
- Slavonic
Slavonic
45,512 corpus weight
- slitting
slitting
45,509 corpus weight
What this shows Bars show where “Sisko” sits against the nearest ranked English headwords in the FrequencyWords band, not a reprint of letter-browse containment.
| Property | Value |
|---|---|
| Headword | Sisko |
| Language | English |
| Part of speech | Proper noun |
| Letters | 5 |
| Frequency rank | #54,487 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Where “Sisko” sits in English frequency
Rare enough to double-check
Sisko is uncommon English at frequency #54,487 among 54,294 “S” headwords, classed as aproper noun. Rarity is why readers land here mid-draft. Gloss: "A surname.".
We couldn't generate a plausible misspelling set for Sisko, a sign its spelling follows regular English conventions. No close-neighbour confusable shows up for this headword in our dataset, since nothing in our dataset looks or sounds close enough to cause mix-ups.
Etymologically, the entry records: Borrowed from Serbo-Croatian Šiško or Slovene Šiško. The correct English form is Sisko, spelled S-I-S-K-O.
Definition
- 1A surname.
Etymology
Borrowed from Serbo-Croatian Šiško or Slovene Šiško.
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.
PlainSpell is rendered directly from structured Wiktionary extracts and open word-frequency lists, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of May 6, 2026. Primary sources: Wiktionary (via kaikki.org) and FrequencyWords.
Frequently Asked Questions
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Similar English words by spelling shape
Same letter count and similar misspelling depth for "Sisko", not the corpus desk frequency band.
Same letter count
Frequency-ranked English headwords with 5 letters (nearest by frequency rank).
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.