tunnelling
verb, noun
tunnelling is spelled T-U-N-N-E-L-L-I-N-G: 10 letters. It appears about once in every 3 million words in written English, the 51,738th most frequent word form (wordfreq, 2021 data). As a verb, tunnelling means “present participle and gerund of tunnel” (English Wiktionary, September 2026).
How many letters and syllables are in tunnelling?
| Letters | 10: T-U-N-N-E-L-L-I-N-G |
|---|---|
| In writing | about once in every 3 million words; the 51,738th 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 tunnelling?
Tunnelling appears about once in every 3 million words in written English, the 51,738th 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).
Forms of tunnelling
- tunnellings plural
- tunneling
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What does tunnelling mean?
The meanings the English Wiktionary records, quoted as written there (source below).
verb
- 1
UKpresent participle and gerund of tunnel
noun
- 1
Alternative form of tunneling.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).