bullet - pistol, arrow - ?

BOW
WordClue
ARROWpistol - bullet, bow - ?
INDEXarrow-finger
BULLETbow - arrow, pistol - ?
PELLETbullet, gunstone
PISTOLarrow - bow, bullet - ?
STREALarrow
WEAPONbow or pistol
TEACHERarrow-finger, pointling
TORPEDOpistol - bullet, submarine - ?
SUBMARINEbullet - pistol, torpedo - ?
INSIGNITORindex, arrow-finger
PELLETbullet, gunstone
SUBMARINEbullet - pistol, torpedo - ?