roil
/ɹɔɪl/
"roil" is a 4-letter English headword indexed on PlainSpell.
The verdict
“roil” is uncommon English (outside the top frequency list), classed as a verb. The kind of spelling people second-guess.
- Unranked
- below top-frequency English
- 4
- letters
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - To render turbid by stirring up the dregs or sediment of.
Corpus desk
Index EN-roil · roil · English
roil · unranked · 0 variants · 0 confusables
- FREQ-UNRANKED Unranked
- LEN-MID 4 letters
- VOW-2 2 vowels
- CONFUS-0 No pairs
- VAR-0 0 variants
- BOOK-THIN "R" 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 | roil |
| Language | English |
| Part of speech | Verb |
| IPA | /ɹɔɪl/ |
| Letters | 4 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Long-tail rank of “roil” in English
Rare enough to double-check
roil is uncommon English outside the top frequency list, classed as averb, transcribed /ɹɔɪl/. Rarity is why readers land here mid-draft. 4 senses are on record.
No misspelling variants are generated for roil in our index, a straightforward case of a spelling with little room for common typos. No confusable counterpart is on file for this word, which usually means its spelling is distinct enough that readers don't reach for a similar-looking word instead.
Etymologically, the entry records: Origin uncertain. Possibly from French or Middle French rouiller (“to rust, make muddy”), from Old French rouil (“mud, rust”), from Vulgar Latin *robicula, from Latin robigo (“rust, blight”) The correct English form is roil, spelled R-O-I-L.
Definition
- 1To render turbid by stirring up the dregs or sediment of.
- 2To annoy; to make angry; to throw into discord.
- 3To bubble, seethe.
- 4To romp or tumble.
Recorded use
Wiktionary examplesThese source excerpts show how roil appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.
to roil wine, cider, etc, in casks or bottles
to roil a spring
Etymology
Origin uncertain. Possibly from French or Middle French rouiller (“to rust, make muddy”), from Old French rouil (“mud, rust”), from Vulgar Latin *robicula, from Latin robigo (“rust, blight”)
This word in other languages
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.