ϭⲉⲥ S nn (adj), meaning unknown , epithet of iron: PMich 1547 list of σκεύη some ⲛϩⲟⲙⲛⲧ, others ⲛⲡⲓⲛⲓⲡⲉ, one ⲛ]ϩⲟⲙⲛⲧ ⲛϭ.