ⲕⲟⲩϩ S nn, meaning unknown: BP 10589 ye know ϫⲉϩⲉⲛⲟⲭⲗⲏⲣⲟⲥⲛⲉ ⲛⲕ. ⲙⲡⲉⲛⲏⲉⲓ ⲡⲁⲣⲁ ⲣⲱⲙⲉ ⲛⲓⲙ. Or l ? ⲕⲟⲩ ϩⲙ-.