adat istiadat

== Indonesian == === Etymology === Compound of adat +‎ istiadat. === Pronunciation === IPA(key): [ˈadat̚ ɪstiˈadat̚] === Noun === adat istiadat (plural adat-adat istiadat) custom and tradition === Further reading === “adat istiadat”, in Kamus Besar Bahasa Indonesia [Great Dictionary of the Indonesian Language] (in Indonesian), Jakarta: Agency for Language Development and Cultivation – Ministry of Education, Culture, Research, and Technology of the Republic of Indonesia, 2016