to intentionally or formally divulge or disclose information, such as secrets or news

allowing light to pass through so that objects behind can be distinctly seen

to secretly enter an organization or territory for hostile or espionage purposes

to pass through or penetrate a physical object or medium

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the quality of being open, honest, and free from secrecy in policies or procedures

to the extreme; out-and-out; complete or utter (usually following an adjective)

to draw one's salary or wages before the scheduled payment date

to see through a person's character, a trick, or a facade

to penetrate

to allow air to flow freely or to be breathable, as in fabric or an enclosed space

to perform an X-ray examination or fluoroscopy to view internal body structures

penetrating; thorough; incisive

to analyze a situation or problem thoroughly and in depth

penetrating; thoroughly clear and insightful

completely wet; soaked through

opaque; not transparent

allowing water to pass through or seep in; possessing permeability

describing something that is sparkling, clear, and translucent

allowing light to pass through but scattering it so that objects on the other side are not clearly visible; semitransparent

the passage of light, heat, or other radiation through a medium

to soak, saturate, drench, or permeate

transparent or crystal clear in appearance

to be unable to guess or make out

lens (optics)

to make known or leak information, especially secrets or private news

completely ripe or ripened

the quality of a material that allows air to pass through it easily, often used to describe clothing or fabrics

allowing light to pass through; transparent or translucent

to fully grasp or understand thoroughly; to see through or penetrate a profound mystery or principle

to let air pass through; to ventilate

to go outdoors to breathe fresh air or to take a break from a stuffy environment

sealed so tightly that no air or wind can pass through

pure and limpid; clear and bright

to hate bitterly

the ability of a form of energy (such as radiation) to pass through matter.

beautifully and delicately crafted, often characterized by intricate detail or translucence

measures taken against subversive external forces

Scotch tape

no secret can be kept forever

(loanword) turbine

Reuters Group plc

to reveal the bottom line, inside information, or secret details of a matter

penetrating, thorough, and deep, especially regarding analysis, reasoning, or explanations