This is the 4010th most frequent German word.
vulkan
Volcano.
Here, 'Vulkan' refers to a natural geological formation that can erupt.
Der Vulkan brach gestern aus und verursachte große Schäden.
The volcano erupted yesterday and caused severe damage.
In this sentence, 'Vulkan' is used metaphorically to describe a person's intense emotional outbreak.
Seine Wut explodierte wie ein Vulkan, unkontrollierbar und heftig.
His anger exploded like a volcano, uncontrollable and severe.
In this context, 'Vulkanen' represents the plural form of 'Vulkan,' referring to the topic studied in geology.