torpedo - submarine, bullet - ?

PISTOL
List of words for the clue torpedo - submarine, bullet - ? from the crossword:
ITEM SONAR EBOAT ACE UBOAT SUB HERO TRACER DELI SEGER WARSHIP SALAMI HOAGIE NAUTILUS PHOTON EBOATS EAT PING OSAKA HOAGY
WordClue
BOWtorpedo - submarine, arrow - ?
ARROWsubmarine - torpedo, bow - ?
STUFFthing, item
THINGobject, item
BULLETsubmarine - torpedo, pistol - ?
MAKEUPitem's composition
OBJECTitem
PELLETbullet, gunstone
WEAPONbow or pistol
ANTIQUEold collectable item
GARMENTsingle item of clothing
TORPEDOpistol - bullet, submarine - ?
WARSHIPcorvette or submarine
PRIORITYitem's relative importance
SUBMARINEbullet - pistol, torpedo - ?
BOWtorpedo - submarine, arrow - ?
HEATtorridity, warmth