12-Letter Words Containing: I,N,O,R,B,S

• remove carbon from (an engine)

• an antibiotic used as an anticancer drug

• long-tailed grey-and-white songbird of the southern United States able to mimic songs of other birds

• excessive excess

• woodwork finished by hand by a cabinetmaker

• the craft of making furniture (especially furniture of high quality)

• mate a hybrid of the first generation with one of its parents