ふんしゅつ噴出funshutsu
1.

The process of forcefully expelling a substance, such as liquid or gas, often associated with natural phenomena like volcanic eruptions or the release of steam.

2.

A sudden and vigorous discharge of emotions or feelings, akin to an outburst, often occurring in response to intense situations.

3.

The act of something emerging rapidly from a confined space, resulting in a noticeable or dramatic release, similar to a fountain or geyser.

Example:

その煙突は真っ黒い煙を噴出している。

ふんしゅつせいおうと噴出性嘔吐funshutsuseiouto
1.

A type of vomiting characterized by the forceful expulsion of stomach contents, often resulting in a significant distance of ejection.

2.

Vomiting that occurs with such intensity and speed that the expelled material is propelled away from the body rather than merely spilling out.