Where does “ثنين” come from?

ثنين (Malay) comes from Arabic الاِثْنَيْن, from Arabic اِثْنَان — two.

Ancestry of “ثنين”, step by step

StepLanguageWordMeaning
1Arabicالاِثْنَيْن—
2Arabicاِثْنَانtwo
Every word from Arabic اِثْنَان →Every word from Arabic الاِثْنَيْن →