penetration

As a verb infiltrate

is to surreptitiously penetrate, enter or gain access.

As a noun penetration is

the act of penetrating something.

Penetration is a related term of judiciousness.

As nouns the difference between penetration and judiciousness

is that penetration is penetration while judiciousness is the state of being judicious.

As nouns the difference between penetration and subtlety

is that penetration is the act of penetrating something while subtlety is the quality or fact of being subtle.

As nouns the difference between percolate and penetration

is that percolate is a liquid that has been percolated while penetration is the act of penetrating something.

As a verb percolate

is to pass a liquid through a porous substance; to filter.

As nouns the difference between puncture and penetration

is that puncture is the act or an instance of puncturing while penetration is the act of penetrating something.

As a verb puncture

is to pierce; to break through; to tear a hole.

As nouns the difference between piercing and penetration

is that piercing is the action of the verb to piercepenetration is the act of penetrating something.

As a verb piercing

is present participle of lang=en.

As an adjective piercing

is anything or anyone that pierces.

As nouns the difference between penetration and taste

is that penetration is the act of penetrating something while taste is one of the sensations produced by the tongue in response to certain chemicals (Wikipedia).

As a verb taste is

to sample the flavor of something orally.

Penetration is a related term of sagacity.

As nouns the difference between penetration and sagacity

is that penetration is penetration while sagacity is the quality of being sage, wise, or able to make good decisions.

Penetration is a related term of ingenuity.

As nouns the difference between penetration and ingenuity

is that penetration is penetration while ingenuity is the ability to solve difficult problems, often in original, clever, and inventive ways.

As nouns the difference between breakthrough and penetration

is that breakthrough is an advance through and past enemy lines while penetration is the act of penetrating something.

As an adjective breakthrough

is characterized by major progress or overcoming some obstacle.