ⲟⲛⲧⲉ S nn as pl, meaning unknown: ShP 130² 24 let us slay sin, piercing its head or breast ⲛⲧⲉⲛⲉϥⲟⲛⲧⲉ ⲏ ⲛⲉϥⲙⲁϩⲧ ⲉⲓ ⲉⲃⲟⲗ, so ? brain or as equivalent of ⲙ. bowels.