The less there is to justify a traditional custom, the harder it is to get rid of it.
It's a Polish custom
A custom developed in which they would kiss each other.
I like the Japanese custom of offering guests moist towels, called oshibori.
I'm not a Muslim and so I have no obligation to observe the fast but as long as I'm living in the same apartment having consideration for such a custom is important.
Custom, then, is the great guide of human life.
She follows Islamic custom by covering her hair.
Having a roast dinner on Sunday is a typical British custom in most families.
It's custom in my country to say please and thank you for everything.
In Poland we have many Easter customs
Their marriage ceremony was performed according to the custom of the district.