penetrates

third-person singular simple present indicative of penetrate

To enter into; to make way into the interior of; to pierce.
(figuratively) To achieve understanding of, despite some obstacle; to comprehend; to understand.
To affect profoundly through the senses or feelings; to move deeply.
To infiltrate an enemy to gather intelligence.
To insert the penis into an orifice, such as a vagina, mouth, or anus.
To move a piece past the defending pieces of one's opponent.