relentlessness
/ɹɪˈlɛntləsnəs/noun
relentlessness is spelled R-E-L-E-N-T-L-E-S-S-N-E-S-S: 14 letters. It appears about once in every 19 million words in written English, the 133,440th most frequent word form (wordfreq, 2021 data). As a noun, relentlessness means “The condition of being relentless” (English Wiktionary, September 2026).
How many letters and syllables are in relentlessness?
| Letters | 14: R-E-L-E-N-T-L-E-S-S-N-E-S-S |
|---|---|
| In writing | about once in every 19 million words; the 133,440th most frequent word form |
| Wrong spellings searched | none measured in search |
Sources: letters and syllables from the English Wiktionary's hyphenation or pronunciation; written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).
How common is relentlessness?
Relentlessness appears about once in every 19 million words in written English, the 133,440th most frequent word form in the list.
Source: written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).
How do you pronounce relentlessness?
- /ɹɪˈlɛntləsnəs/
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Recordings: LL-Q1860_(eng)-Vealhurl-relentlessness.wav, Wikimedia Commons (author and licence on each file's page).
What does relentlessness mean?
The meanings the English Wiktionary records, quoted as written there (source below).
noun
- 1
The condition of being relentless.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Relentlessness in Spanish, French, German and Portuguese
In the sense condition of being relentless:
| Language | Words |
|---|---|
| French | acharnement |
| German | Unnachgiebigkeit, Unerbittlichkeit |
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Translations are Wiktionary's, by sense; a linked word has its own PlainSpell page.
Where does relentlessness come from?
From relentless + -ness.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).