harmfulness
"harmfulness" is a 11-letter English headword indexed on PlainSpell.
The verdict
“harmfulness” is uncommon English (outside the top frequency list), classed as a noun. The kind of spelling people second-guess.
- Unranked
- below top-frequency English
- 11
- letters
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - The characteristic of being harmful.
Corpus desk
Index EN-harmfulness · harmfulness · English
harmfulness · unranked · 0 variants · 0 confusables
- FREQ-UNRANKED Unranked
- LEN-MEGA 11 letters
- VOW-3 3 vowels
- CONFUS-0 No pairs
- VAR-0 0 variants
- BOOK-THIN "H" 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 | harmfulness |
| Language | English |
| Part of speech | Noun |
| Letters | 11 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Where “harmfulness” sits in English frequency
Rare enough to double-check
harmfulness is uncommon English outside the top frequency list, classed as anoun. Rarity is why readers land here mid-draft. Gloss: "The characteristic of being harmful.".
harmfulness has no tracked misspelling variants, typically a sign the spelling maps closely to how the word sounds. No close-neighbour confusable shows up for this headword in our dataset, suggesting its spelling stands apart enough that readers rarely confuse it with something else.
Etymologically, the entry records: From harmful + -ness. The correct English form is harmfulness, spelled H-A-R-M-F-U-L-N-E-S-S.
Definition
- 1The characteristic of being harmful.
Recorded use
Wiktionary exampleThese source excerpts show how harmfulness appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.
Once his word was pledged, he was safe: otherwise there was no limit to his capacity for wilful harmfulness.
Etymology
From harmful + -ness.
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). See the methodology for how each field is sourced and updated.
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.