Where does “非マフラム” come from?

非マフラム (Japanese) comes from Japanese 非, from Japanese 凡, from Middle Chinese 凡 — ordinary.

Ancestry of “非マフラム”, step by step

非マフラム traces back through two separate lines of ancestry.

via Japanese

StepLanguageWordMeaning
1Japanesenegative prefix: in-, non-, un-
2Japanesemediocre, ordinary; mediocrity; dim, faint
3Middle Chineseordinary

via Japanese マフラム

StepLanguageWordMeaning
1Japaneseマフラム
2Arabicمَحْرَم
Every word from Middle Chinese Every word from Japanese Every word from Japanese