English
tunnelable
From tunnel + -able.
Today it means
adj Capable of being tunneled through.
Sources
Sources: Wiktionary, “tunnelable”. By Wiktionary contributors, CC BY-SA 4.0, via kaikki.org (dump of Oct 3 2026); text adapted and restructured. Language periods are conventional ranges, not dates for this word. License.
Etymograph / tunnelable