噴出

1. Origins, structure, and basic meaning

• Structure: 噴出 is read as ふんしゅつ and is a noun and する verb for water, gas, smoke, or another substance bursting or jetting out with force.
• Basic usage: Water jetting from a burst pipe appears in 水が噴出する, while smoke erupting from a crater appears in 火口から煙が噴出する.

2. Common pitfalls and similar expressions

• Forceful movement outward
  • It focuses on material bursting from inside to outside under pressure or strong force rather than merely flowing.
• Difference from 噴射
  • Unlike the term often used for deliberately spraying a liquid or gas through a device, this word also covers natural or sudden eruptions.