adjective
customary
KUS-tuh-mair-ee/ˈkʌstəmeri/
Usual or traditional according to established practice.
The baker follows the customary routine of wrapping the familiar customer's loaf.

Etymology
The pieces describe something pertaining to established usage. In the selected sense, customary means following what people habitually do in a particular community or situation.
In context
it is customary in such cases to swim the horses over leading them by lines
More examples
- She gave the customary greeting.
- The fee was customary in that trade.
- They observed the customary silence.
Forms
customary
customarily adverb — according to usual practice
Similar words
- usual
- The everyday word for what commonly happens.
- traditional
- Emphasizes practices passed down over time.