Penetrate

Verb

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

   "Light penetrates darkness."

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

   "I could not penetrate Burke's opaque rhetoric."

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

   "to penetrate one's heart with pity"

4. To infiltrate an enemy to gather intelligence.
5. To insert the penis into an orifice, such as a vagina, mouth, or anus.

   "a male elephant comes up and penetrates the female"