刺刀 is read as さすが (sasuga) and means dagger.
さすが
sasuga
しげき
excitement
さしあみ
gill net
さしみもりあわせ
plate of assorted sashimi
しげきせい
irritativeness
しげきてき
stimulating
しげきでんどうけい
impulse conduction system (of the heart)
しげきぶつ
stimulant
しほうどうぶつもん
Cnidaria (phylum of marine animals)
しほうどうぶつ
cnidarian (aquatic invertebrate of the phylum Cnidaria)
しげきやく
しそう
stab wound
さしみぼうちょう
sashimi knife