You can make 30 words from tunnel according to the Scrabble US and Canada dictionary.
Definitions and meaning of tunnel
tunnel
Etymology
From Middle Frenchtonnelle(“net”) or tonel(“cask”), diminutive of Old Frenchtonne(“cask”), a word of uncertain origin and affiliation. Related to Old Englishtunne(“tun; cask; barrel”). More at tun.
Pronunciation
IPA(key): /ˈtʌn(ə)l/
Rhymes: -ʌnəl
Hyphenation: tun‧nel
Noun
tunnel (pluraltunnels)
An underground or underwater passage.
A passage through or under some obstacle.
A hole in the ground made by an animal, a burrow.
(computing, networking) A wrapper for a protocol that cannot otherwise be used because it is unsupported, blocked, or insecure.
A vessel with a broad mouth at one end, a pipe or tube at the other, for conveying liquor, fluids, etc., into casks, bottles, or other vessels; a funnel.
The opening of a chimney for the passage of smoke; a flue.
(mining) A level passage driven across the measures, or at right angles to veins which it is desired to reach; distinguished from the drift, or gangway, which is led along the vein when reached by the tunnel.
(figurative) Anything that resembles a tunnel.
Hyponyms
base tunnel
running tunnel
summit tunnel
Descendants
→ Afrikaans: tonnel
→ Armenian: թունել(tʻunel)
→ Czech: tunel
→ Danish: tunnel
→ Dutch: tunnel
→ Finnish: tunneli
→ French: tunnel
Haitian Creole: tinèl
→ Armenian: թիւնէլ(tʻiwnēl)
→ Ottoman Turkish: تونل(tünel), طونل(tünel)
Turkish: tünel
→ Romanian: tunel
→ German: Tunnel
→ Greek: τούνελ(toúnel)
→ Italian: tunnel
→ Japanese: トンネル
→ Korean: 터널(teoneol)
→ Norwegian Bokmål: tunnel, tunell
→ Norwegian Nynorsk: tunnel, tunell
→ Polish: tunel
→ Portuguese: túnel
→ Russian: тунне́ль(tunnélʹ)
→ Kazakh: түнел(tünel)
→ Scottish Gaelic: tunail
→ Serbo-Croatian: tùnēl
→ Spanish: túnel
→ Swedish: tunnel
→ Uzbek: tunnel
Translations
Verb
tunnel (third-person singular simple presenttunnels, present participle(UK)tunnellingor(US)tunneling, simple past and past participle(UK)tunnelledor(US)tunneled)
(transitive) To make a tunnel through or under something; to burrow.
(intransitive) To dig a tunnel.
(computing, networking) To transmit something through a tunnel (wrapper for an insecure or unsupported protocol).
(transitive, medicine) To insert a catheter into a vein to allow long-term use.
(physics) To undergo the quantum-mechanical phenomenon where a particle penetrates through a barrier that it classically cannot surmount.