torpedo
A self-propelled underwater missile used in naval warfare.
The submarine launched a torpedo.
The submarine fired a torpedo at the enemy ship.
The torpedo hit the hull, causing a huge explosion.
They sank the enemy transport ship with a torpedo.
For long, thin objects (sticks, stems, wires, bottles); also 'pieces' like films, articles, and phone calls.
For shots, launches, and bursts — fireworks, rockets, punches, home runs.
Compound of 魚 (fish) and 雷 (thunder), likely a calque from a Western language, referring to a fish-shaped underwater explosive device.