cryvolcano 

Someone who erupts into tears online and spews for hours on end one they do erupt

Dangus sure is a huge cryvolcano

cryvolcano by WolfgangBlack June 26, 2022

Cryovolcano 

A cryovolcano is a volcano that instead of erupting magma it erupts water, ammonia or methane.

Saturn's moon Titan has cryovolcanoes on its surface that erupts water and methane.

Cryovolcano by SoCloseToDead April 21, 2016