mercilessness
/ˈmɜː(ɹ)sɪləsnəs/
"mercilessness" is a 13-letter English headword indexed on PlainSpell.
The verdict
“mercilessness” is uncommon English (outside the top frequency list), classed as a noun. The kind of spelling people second-guess.
- Unranked
- below top-frequency English
- 13
- letters
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - The property of being merciless.
Corpus desk
Index EN-mercilessness · mercilessness · English
mercilessness · unranked · 0 variants · 0 confusables
- FREQ-UNRANKED Unranked
- LEN-MEGA 13 letters
- VOW-4 4 vowels
- CONFUS-0 No pairs
- VAR-0 0 variants
- BOOK-THIN "M" 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 | mercilessness |
| Language | English |
| Part of speech | Noun |
| IPA | /ˈmɜː(ɹ)sɪləsnəs/ |
| Letters | 13 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Long-tail rank of “mercilessness” in English
Rare enough to double-check
mercilessness is uncommon English outside the top frequency list, classed as anoun, transcribed /ˈmɜː(ɹ)sɪləsnəs/. Rarity is why readers land here mid-draft. Gloss: "The property of being merciless.".
mercilessness doesn't appear in our generated misspelling index, a sign its spelling follows regular English conventions. We don't track a confusable pairing for this entry, which usually means its spelling is distinct enough that readers don't reach for a similar-looking word instead.
Etymologically, the entry records: From merciless + -ness. The correct English form is mercilessness, spelled M-E-R-C-I-L-E-S-S-N-E-S-S.
Definition
- 1The property of being merciless.
Etymology
From merciless + -ness.
Synonyms
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.