jugular

heikko kohta

kaula- Relating to, or located near, the neck or throat.
puhekieltä Having ventral fins attached under the throat.
puhekieltä Relating to juggling.
vein Vein through the neck (or thorax) that returns blood from the head back towards the heart. Properly this is called the jugular vein.
By extension, any critical vulnerability.

It was vicious; he went for the jugular.