n.
1.
Custom, habit, wont, frequent repetition.
2.
Use, usage, customary course.
3.
Acting out, actual performance, doing, habitual doing.
4.
Exercise ( as of a profession ), pursuit, application.
5.
Exercise, drill, habitual performance ( for skill's sake ), constant exercise or use.
6.
Actions, acts, behavior, conduct, proceeding, dealing.