ARBORICAL Antonyms

• an underground tunnel with recesses where bodies were buried (as in ancient Rome)

• the act of digging

• being or operating under the surface of the earth

• lying beyond what is openly revealed or avowed (especially being kept in the background or deliberately concealed)

• being or operating under the surface of the earth

• lying beyond what is openly revealed or avowed (especially being kept in the background or deliberately concealed)

• a secret group organized to overthrow a government or occupation force

• an electric railway operating below the surface of the ground (usually in a city)

• in or into hiding or secret operation

• beneath the surface of the earth

• under the level of the ground

• conducted with or marked by hidden aims or methods

• an underground tunnel or passage enabling pedestrians to cross a road or railway

• a hole made by an animal, usually for shelter

• move through by or as by digging

• To make a tunnel through or under something; to burrow.

• To dig a tunnel.

• To transmit something through a tunnel (wrapper for insecure or unsupported protocol).

• To insert a catheter into a vein to allow long-term use.

• To undergo the quantum-mechanical phenomenon where a particle penetrates through a barrier that it classically cannot surmount.

• The act of burrowing a tunnel.

• The practice of exploring tunnel.

• The quantum mechanical passing of a particle through an energy barrier.

• A type of fraud where assets and profits are transferred out of firms for the benefit of those who control them.

• A feature of the file system that allows files to preserve certain properties, such as creation date, even after being deleted and recreated.