12-Letter Words Starting: PEN

• analgesic drug (trade name Talwin) that is less addictive than morphine

• a unit of apothecary weight equal to 24 grains

• the act of punishing, or the infliction of a penalty

• an inexpensive fipple flute

• any of several plants of the genus Thlaspi

• any polyhedron having five plane faces

• a correctional institution for those convicted of major crimes

• used for punishment or reform of criminals or wrongdoers

• showing or constituting penance

• an athlete who competes in a pentathlon