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

• an instrument that indicates whether two periodic motions are synchronous (especially an instrument that enables a pilot to synchronize the propellers of a plane that has two or more engines)

• To establish a hierarchy.

• To arrange in a hierarchy.

• The soil region subject to the influence of plant roots and their associated microorganisms

• To externalize.

• To expose (an internal organ) for observation or surgery.

• a person who edits a text by removing obscene or offensive words or passages

• severe malnutrition in children resulting from a diet excessively high in carbohydrates and low in protein