12-Letter Words Containing: O,U,R,D,O,N,S

• an adventurer (especially one who led the Spanish conquest of Mexico and Peru in the 16th century)

• an antibiotic used as an anticancer drug

• In a horrendous manner.

• shrubby European wormwood naturalized in North America; sometimes used in brewing beer

• impervious to, or not penetrable by, sound

• insulate against noise

• extremeness of degree

• wisdom that is recondite and abstruse and profound

• the intellectual ability to penetrate deeply into ideas

• the quality of being physically deep

• intellectual depth; penetrating knowledge; keen insight; etc

• without decorousness