semenjak

Possibly from sejak +‎ -em-.

• (Standard Indonesian) IPA^(key): /səmənˈd͡ʒak/ [sə.məɲˈd͡ʒak̚]
• Rhymes: -ak
• Syllabification: se‧men‧jak

sêmênjak

1. since

   Synonym: sejak

• “semenjak”, 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

• (schwa-variety, Baku, Riau-Lingga) IPA^(key): /səmənˈd͡ʒak/ [sə.məɲˈd͡ʒaʔ]
• Hyphenation: se‧men‧jak

semenjak

1. since

   Synonym: sejak

• > Indonesian: semenjak (inherited)

• "semenjak" in Pusat Rujukan Persuratan Melayu (PRPM) [Malay Literary Reference Centre (PRPM)] (in Malay), Kuala Lumpur: Dewan Bahasa dan Pustaka, 2017