12-Letter Words Containing: I,I,R,S,U

• a heavy silvery toxic univalent and bivalent metallic element; the only metal that is liquid at ordinary temperatures

• liable to sudden unpredictable change

• To qualify or be qualified in advance.

• The xiphoid process, a small cartilaginous extension to the lower part of the sternum, usually ossified in the adult human.

• sweet gum

• aromatic exudate from the sweet gum tree

• any tree of the genus Liquidambar

• the act of executing by a method widespread in the ancient world; the victim's hands and feet are bound or nailed to a cross

• the death of Jesus by crucifixion

• the infliction of extremely painful punishment or suffering

• involving the fourth and no higher power of a quantity or degree

• an algebraic equation or function of the fourth degree

• an equation of the fourth degree

• a polynomial of the fourth degree