Customary refers to something that is usual, expected, or traditional within a particular society, culture, or context.
It signifies a practice or behavior that is commonly done or accepted. The word often implies a sense of routine, predictability, and conformity to established norms. Something considered customary is often considered the standard way of doing things, even if not explicitly mandated by law or policy.
TRAD
USUAL
NORMAL WONTED
ROUTINE REGULAR
HABITUAL STANDARD ORDINARY ACCEPTED FAMILIAR ORTHODOX
ACCUSTOMED
TRADITIONAL
CONVENTIONAL