windowless
"windowless" is a 10-letter English headword indexed on PlainSpell.
The verdict
“windowless” is uncommon English (frequency #55,859 among 1,759 “W” headwords), classed as an adjective. The kind of spelling people second-guess.
- #55,859
- frequency rank, English
- 1,759
- “W” headwords
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Having no windows, especially no external windows.
Corpus desk
Index EN-windowless · windowless · English
windowless · rank #55,859 · 0 variants · 0 confusables
- FREQ-RARE #55,859
- LEN-MEGA 10 letters
- VOW-3 3 vowels
- CONFUS-0 No pairs
- VAR-0 0 variants
- BOOK-MID 1,759
- PHOTO-FINISH Willingham
Nearest frequency peer: Willingham (-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.
Long-tail ranks near “windowless”
Sparse band: bars invert rank so rarer forms read shorter
- welter
welter
44,145 corpus weight
- Wiesbaden
Wiesbaden
44,144 corpus weight
- Willingham
Willingham
44,143 corpus weight
- windowless
windowless
44,142 corpus weight
- winky
winky
44,141 corpus weight
- Wishart
Wishart
44,140 corpus weight
What this shows Long-tail view: where “windowless” sits against similarly uncommon English ranks.
| Property | Value |
|---|---|
| Headword | windowless |
| Language | English |
| Part of speech | Adjective |
| Letters | 10 |
| Frequency rank | #55,859 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Long-tail rank of “windowless” in English
Rare enough to double-check
windowless is uncommon English at frequency #55,859 among 1,759 “W” headwords, classed as anadjective. Rarity is why readers land here mid-draft. Gloss: "Having no windows, especially no external windows.".
Zero misspellings are on record for windowless in our index, typically a sign the spelling maps closely to how the word sounds. No confusable counterpart is on file for this word, suggesting its spelling stands apart enough that readers rarely confuse it with something else.
Etymologically, the entry records: From Middle English wyndowles, equivalent to window + -less. The correct English form is windowless, spelled W-I-N-D-O-W-L-E-S-S.
Definition
- 1Having no windows, especially no external windows.
Recorded use
Wiktionary examplesThese source excerpts show how windowless appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.
Billionaire Charlie Munger’s controversial plans for a massive, windowless dorm at the University of California, Santa Barbara has left many wondering – how is this even possible?
"There are windowless seats / wheelchair spaces at each end of the coach where the (exterior) sliding door slides between the exterior skin and the interior trim. [...] "My photo is in coach G, the Standard buffet coach, where there's an even longer windowless section."
Etymology
From Middle English wyndowles, equivalent to window + -less.
Synonyms
Antonyms
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); 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 "windowless", not the corpus desk frequency band.
Same letter count
Frequency-ranked English headwords with 10 letters (nearest by frequency rank).