-osity
/ˈɒ.sɪ.ti/
"osity" is a 5-letter English headword indexed on PlainSpell.
The verdict
“-osity” is uncommon English (outside the top frequency list), classed as a suffix. The kind of spelling people second-guess.
- Unranked
- below top-frequency English
- 6
- letters
According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - Forming nouns, usually abstract, and usually from adjectives in -ous or -ose.
Corpus desk
Index EN-osity · -osity · English
-osity · unranked · 0 variants · 0 confusables
- FREQ-UNRANKED Unranked
- LEN-LONG 6 letters
- VOW-3 3 vowels
- CONFUS-0 No pairs
- VAR-0 0 variants
- BOOK-THIN "-" 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 | -osity |
| Language | English |
| Part of speech | Suffix |
| IPA | /ˈɒ.sɪ.ti/ |
| Letters | 6 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Where “-osity” sits in English frequency
Rare enough to double-check
-osity is uncommon English outside the top frequency list, classed as asuffix, transcribed /ˈɒ.sɪ.ti/. Rarity is why readers land here mid-draft. 2 senses are on record.
No misspelling variants are generated for -osity in our index, a straightforward case of a spelling with little room for common typos. This headword has no recorded confusable partner, which typically means the spelling is too distinctive to be mistaken for another word.
Etymologically, the entry records: From Middle English -ouste, from Old French -ouseté, from Latin -ōsitās; later modified to the current form. It is equivalent to -ose or -ous + -ity. The correct English form is -osity, spelled --O-S-I-T-Y.
Definition
- 1Forming nouns, usually abstract, and usually from adjectives in -ous or -ose.
- 2Forming nouns from other adjectives for humorous effect.
Etymology
From Middle English -ouste, from Old French -ouseté, from Latin -ōsitās; later modified to the current form. It is equivalent to -ose or -ous + -ity.
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.
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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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.