Where does “نظامنامه” come from?

نظامنامه (Ottoman Turkish) comes from Persian نامه, from Middle Persian nʾmk'.

Ancestry of “نظامنامه”, step by step

نظامنامه traces back through two separate lines of ancestry.

via Persian نامه

StepLanguageWordMeaning
1Persianنامهbook; letter
2Middle Persiannʾmk'—

via Arabic نِظَام

StepLanguageWordMeaning
1Arabicنِظَامorder, arrangement
Every word from Middle Persian nʾmk' →Every word from Persian نامه →