12-Letter Words Containing: S,T,E,R,E,O,S

• A keeper of stock or cattle; a herdsman.

• The middle of the three segments of the thorax of an insect, carrying the second pair of legs, and the forewings when present.

• To do something, particularly to perform or speak, without prior planning or thought; to act in an impromptu manner; to improvise.

• To do something in a makeshift way.

• To make or create extempore.

• To compose extemporaneously or improvise.

• seemingly outside normal sensory channels

• the intensely luminous surface of a star (especially the sun)

• a premature systole resulting in a momentary cardiac arrhythmia