unsleepy
"unsleepy" is a 8-letter English headword indexed on PlainSpell.
The verdict
“unsleepy” 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) - Not sleepy; wakeful.
Corpus desk
Index EN-unsleepy · unsleepy · English
unsleepy · 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 "U" 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 | unsleepy |
| Language | English |
| Part of speech | Adjective |
| Letters | 8 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Long-tail rank of “unsleepy” in English
Rare enough to double-check
unsleepy is uncommon English outside the top frequency list, classed as anadjective. Rarity is why readers land here mid-draft. Gloss: "Not sleepy; wakeful.".
Our edit-distance generator produced no likely misspellings for unsleepy, and the word's spelling is regular enough that our generator found nothing worth flagging. We don't track a confusable pairing for this entry, which tends to mean the word is visually distinctive enough to stand on its own.
Etymologically, the entry records: From un- + sleepy, perhaps continuing Middle English *unslepy, from Old English unslǣpiġ (“sleepless”). Compare Dutch onslaperig (“unsleepy”), German unschläfrig (“unsleepy”). The correct English form is unsleepy, spelled U-N-S-L-E-E-P-Y.
Definition
- 1Not sleepy; wakeful.
Recorded use
Wiktionary exampleThese source excerpts show how unsleepy appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.
My seemingly endless medical school days of gleelessly skipping lectures and spending far too many hours on crosswords, of obsessive toast eating and long hostile runs after which I’d get into bed unsleepy at 8 p.m. simply hoping to bring the day to a close a little bit earlier — that would all be over soon, for a year at least.
Etymology
From un- + sleepy, perhaps continuing Middle English *unslepy, from Old English unslǣpiġ (“sleepless”). Compare Dutch onslaperig (“unsleepy”), German unschläfrig (“unsleepy”).
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.