diamond; precious stone made of carbon, often used in jewelry or as an industrial abrasive

To squeeze into a space; to enter a place by crawling or pushing through a narrow opening.

To study meticulously or delve into a subject with great depth and focus.

the cutting tool or bit attached to a drill or drilling machine for making holes

a ring set with one or more diamonds

to drill a well, such as for water or oil

a hole that has been bored or drilled

To drill holes in the ground for geological research or mineral exploration, or the activity of exploratory drilling itself

an artificial diamond made of cut crystal glass or acrylic

a machine used for drilling, boring, or sinking wells; drilling rig

an electric-powered tool used for drilling holes

To waste time or energy on insignificant or insoluble problems; to be overly stubborn or obsessive about a dead end.

cunning, wily, and tricky in character

extremely painful or itchy, as if something is drilling into one's heart; unbearable

To take advantage of a loophole or an oversight in a system; to seize an opportunity to act for one's own benefit (often used in a negative sense)

to curry favor or intrigue for personal gain by using connections and flattering influential people; toadying

A rod or pipe used to transmit power to a drill bit and follow it into the borehole; a drilling pole or jackrod

A collective team that uses a drilling rig to bore holes underground for purposes such as exploration or oil extraction

a hard mineral made of carbon; the hardest known natural substance

hand drill; gimlet

A machine tool used for drilling holes in metal parts or other materials.

pneumatic drill; jackhammer; a machine used to drill holes in rock or pavement using compressed air

to spud in; to begin a drilling operation, such as for oil or water

enthusiasm or energy to dig into a subject; application to a task

a tall metal tower or derrick erected over a borehole during drilling or exploration to support and lift drilling equipment

pressure applied on a drill bit during the drilling process

crafty, capricious, and weird in character or behavior (usually of people)

Machine or equipment used for drilling and exploration.

A platform used for installing a drilling rig; drill floor

drilling machine; drill press; trepan

The larvae of various snout moths that bore into the stems of crops and cause them to wither; a major agricultural pest.

to engage in shady dealings, use improper means, or fawn over influential people to gain personal advantage; literally to crawl through a dog hole

Literally "to squeeze into every crack"; used as a metaphor for taking advantage of every possible opening or opportunity, often used with a negative connotation for someone who is self-seeking or opportunistic.

A tall, slender deciduous tree with a cylindrical crown; its wood is used for paper and matches, and the tree itself is often used for windbreaks or roadside landscaping

(idiom) to use every available opening; to go to great lengths to seek personal gain or a favorable position

To search everywhere or use every possible means to achieve a goal; to move heaven and earth to find a solution or a way out of a problem.

A sea of people moving about; specifically used in Taiwan as a synonym for [[万头攒动|萬頭攢動|wan4 tou2 cuan2 dong4]]

ice auger; a tool for drilling holes in ice

impact drill or hammer drill

To apply oneself with great effort and persistence to research or study

To use every possible means to squeeze into a group or position; to be obsessed with networking or social climbing for personal gain.

To be extremely petty or stingy; originally refers to a story of a man who drilled holes in the pits of his high-quality plums before selling them to prevent others from planting the seeds.

a small tool with a sharp point used for making holes

auger or drill used for boring holes

to make assurance doubly sure; to take every possible precaution to ensure success

literally meaning to leave no hole undrilled; describes worming one's way into every crevice or taking advantage of every possible opening

A hand drill with a crank handle used for boring holes; also known as a belly brace.

a power drill driven by compressed air

pneumatic drill; jackhammer