Usage examples "routine":
- Each day was a routine. - "Story of My Life, volumes 1-3", Augustus J. C. Hare.
- Oliver was an ardent student of nature, and he liked nothing better than secretly to watch some wild thing as it moved about it its customary routine, unconscious of the gaze of human eyes. - "The Heritage of the Hills", Arthur P. Hankins.
- I'd like to see you again in one month- for a routine check- up. - "Where There's Hope", Jerome Bixby.