B : prolonged-recognized observe considered as unwritten law c : recurring apply Custom tends to make all things uncomplicated. tariff, duty - a governing administration tax on imports or exports; "they signed a treaty to reduced obligations on trade concerning their nations around the world" , 15 Sep. 2025 Husseini https://israeltjxeo.jaiblogs.com/65100614/the-custom-baseball-pennants-diaries