penetrating

/ˈpɛnɪtɹeɪtɪŋ/

To enter into; to make way into the interior of; to pierce.

Light penetrates darkness.

To achieve understanding of, despite some obstacle; to comprehend; to understand.

I could not penetrate Burke's opaque rhetoric.

To affect profoundly through the senses or feelings; to move deeply.

to penetrate one's heart with pity

To infiltrate an enemy to gather intelligence.

To insert the penis into an opening, such as a vagina or anus.

a male elephant comes up and penetrates the female elephant

To move a piece past the defending pieces of one's opponent.