fathomless
/ˈfæ.ðəm.ləs/adjective
fathomless is spelled F-A-T-H-O-M-L-E-S-S: 10 letters and 3 syllables. It appears about once in every 23 million words in written English, the 146,811th most frequent word form (wordfreq, 2021 data). As an adjective, fathomless means “Very deep (especially of water deeper than a lead line can measure); bottomless, immeasurable” (English Wiktionary, September 2026).
How many letters and syllables are in fathomless?
| Letters | 10: F-A-T-H-O-M-L-E-S-S |
|---|---|
| Syllables | 3 (from its pronunciation) |
| In writing | about once in every 23 million words; the 146,811th 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 fathomless?
Fathomless appears about once in every 23 million words in written English, the 146,811th 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 fathomless?
- US /ˈfæ.ðəm.ləs/
- US /ˈfæ.ðəm.lɪs/
Fathomless has 3 syllables (counted from the pronunciation).
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Recordings: LL-Q1860_(eng)-Qwertygiy-fathomless.wav, Wikimedia Commons (author and licence on each file's page).
Forms of fathomless
- more fathomless comparative
- most fathomless superlative
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What does fathomless mean?
The meanings the English Wiktionary records, quoted as written there (source below).
adjective
- 1
Very deep (especially of water deeper than a lead line can measure); bottomless, immeasurable.
- 2
unfathomable or incomprehensible.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Fathomless in Spanish, French, German and Portuguese
In the sense bottomless:
| Language | Words |
|---|---|
| French | sans fond |
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 fathomless come from?
From fathom + -less.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).