sibilous
"sibilous" is a 8-letter English headword indexed on PlainSpell.
The verdict
“sibilous” is uncommon English (outside the top frequency list), classed as an adjective. The kind of spelling people second-guess.
- Unranked
- below top-frequency English
- 8
- letters
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Having a hissing sound; sibilant.
Corpus desk
Index EN-sibilous · sibilous · English
sibilous · unranked · 0 variants · 0 confusables
- FREQ-UNRANKED Unranked
- LEN-LONG 8 letters
- VOW-4 4 vowels
- CONFUS-0 No pairs
- VAR-0 0 variants
- BOOK-THIN "S" 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.
| Property | Value |
|---|---|
| Headword | sibilous |
| Language | English |
| Part of speech | Adjective |
| Letters | 8 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Long-tail rank of “sibilous” in English
Rare enough to double-check
sibilous is uncommon English outside the top frequency list, classed as anadjective. Rarity is why readers land here mid-draft. Gloss: "Having a hissing sound; sibilant.".
sibilous doesn't appear in our generated misspelling index, and the word's spelling is regular enough that our generator found nothing worth flagging. This entry stands alone in our confusable dataset, which typically means the spelling is too distinctive to be mistaken for another word.
Etymologically, the entry records: Latin sibilus. The correct English form is sibilous, spelled S-I-B-I-L-O-U-S.
Definition
- 1Having a hissing sound; sibilant.
Recorded use
Wiktionary examplesThese source excerpts show how sibilous appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.
a sibilous rattle
In the height of summer it [the grasshopper warbler] chirps the whole night: its sibilous note is observed to cease about the latter end of Jul
Etymology
Latin sibilus.
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.