edge (of a knife or sword); prong (of an electrical plug)
to strike back at; to bite back; to turn on; to rise against; to oppose; to defy
length of a blade (sword, knife, etc.); walking on the edge of a sword
nick in a blade (sword, knife); chip in a blade
single edge (e.g. sword blade)
double-edged; double-edged blade
stopping a sword stroke between one's bare hands
stopping a sword stroke between one's bare hands
temper pattern of a sword blade
suguha; straight temper line (on a sword)
(engaging in a) knife fight
incredible danger; (lit.) (handing a) sword to an insane person